diff --git a/tests/api/scenarios/scene_api.json b/tests/api/scenarios/scene_api.json
index 83fbbc439..af341af70 100644
--- a/tests/api/scenarios/scene_api.json
+++ b/tests/api/scenarios/scene_api.json
@@ -19,6 +19,78 @@
         "save": {
           "SCENE_UID": "uid"
         }
+      },
+      {
+        "step_name": "Create Scene A",
+        "api": "scene",
+        "method": "createScene",
+        "request": {
+          "body": {
+            "name": "Circular_Dep_Scene_A",
+            "use_tracker": true,
+            "output_lla": false
+          }
+        },
+        "expected_status": {
+          "status_code": 201
+        },
+        "save": {
+          "CIRC_SCENE_A_UID": "uid"
+        }
+      },
+      {
+        "step_name": "Create Scene B",
+        "api": "scene",
+        "method": "createScene",
+        "request": {
+          "body": {
+            "name": "Circular_Dep_Scene_B",
+            "use_tracker": true,
+            "output_lla": false
+          }
+        },
+        "expected_status": {
+          "status_code": 201
+        },
+        "save": {
+          "CIRC_SCENE_B_UID": "uid"
+        }
+      },
+      {
+        "step_name": "Create Scene C",
+        "api": "scene",
+        "method": "createScene",
+        "request": {
+          "body": {
+            "name": "Circular_Dep_Scene_C",
+            "use_tracker": true,
+            "output_lla": false
+          }
+        },
+        "expected_status": {
+          "status_code": 201
+        },
+        "save": {
+          "CIRC_SCENE_C_UID": "uid"
+        }
+      },
+      {
+        "step_name": "Create Scene D",
+        "api": "scene",
+        "method": "createScene",
+        "request": {
+          "body": {
+            "name": "Circular_Dep_Scene_D",
+            "use_tracker": true,
+            "output_lla": false
+          }
+        },
+        "expected_status": {
+          "status_code": 201
+        },
+        "save": {
+          "CIRC_SCENE_D_UID": "uid"
+        }
       }
     ]
   },
@@ -172,7 +244,7 @@
         }
       },
       {
-        "step_name": "Verify resource was updated",
+        "step_name": "Verify scene was updated",
         "api": "scene",
         "method": "getScene",
         "request": {
@@ -234,7 +306,7 @@
         }
       },
       {
-        "step_name": "Verify resource was updated",
+        "step_name": "Verify scene was updated",
         "api": "scene",
         "method": "getScene",
         "request": {
@@ -274,7 +346,7 @@
     ]
   },
   {
-    "test_name": "Vision_AI/SSCAPE/API/SCENE/10: Update scene with missing required body",
+    "test_name": "Vision_AI/SSCAPE/API/SCENE/10: Update scene with empty required body",
     "test_steps": [
       {
         "step_name": "Update Scene",
@@ -289,7 +361,7 @@
         }
       },
       {
-        "step_name": "Verify resource was updated",
+        "step_name": "Verify scene was updated",
         "api": "scene",
         "method": "getScene",
         "request": {
@@ -325,7 +397,7 @@
         }
       },
       {
-        "step_name": "Verify resource was updated",
+        "step_name": "Verify scene was updated",
         "api": "scene",
         "method": "getScene",
         "request": {
@@ -361,7 +433,7 @@
         }
       },
       {
-        "step_name": "Verify resource was updated",
+        "step_name": "Verify scene was updated",
         "api": "scene",
         "method": "getScene",
         "request": {
@@ -397,7 +469,7 @@
         }
       },
       {
-        "step_name": "Verify resource was updated",
+        "step_name": "Verify scene was updated",
         "api": "scene",
         "method": "getScene",
         "request": {
@@ -433,7 +505,7 @@
         }
       },
       {
-        "step_name": "Verify resource was updated",
+        "step_name": "Verify scene was updated",
         "api": "scene",
         "method": "getScene",
         "request": {
@@ -540,239 +612,83 @@
         "expected_status": {
           "status_code": 200
         },
+        "validate": {
+          "count": 8
+        }
+      }
+    ]
+  },
+  {
+    "test_name": "Vision_AI/SSCAPE/API/SCENE/19: Create valid local child scene link",
+    "test_steps": [
+      {
+        "step_name": "Create child link A -> B",
+        "api": "child",
+        "method": "createChildScene",
+        "request": {
+          "body": {
+            "child_type": "local",
+            "parent": "${CIRC_SCENE_A_UID}",
+            "child": "${CIRC_SCENE_B_UID}"
+          }
+        },
+        "expected_status": {
+          "status_code": 201
+        },
+        "save": {
+          "CHILD_LINK_UID": "uid"
+        }
+      }
+    ]
+  },
+  {
+    "test_name": "Vision_AI/SSCAPE/API/SCENE/20: Get child scenes",
+    "test_steps": [
+      {
+        "step_name": "Get child scenes and verify link exists",
+        "api": "child",
+        "method": "getChildScene",
+        "request": {},
+        "expected_status": {
+          "status_code": 200
+        },
+        "validate": {
+          "count": 1
+        },
         "expected_body": {
-          "count": 3,
+          "count": 1,
           "next": null,
           "previous": null,
           "results": [
             {
-              "uid": "3bc091c7-e449-46a0-9540-29c499bca18c",
-              "name": "Retail",
-              "map_type": "map_upload",
-              "use_tracker": true,
-              "output_lla": false,
-              "map": "https://localhost/media/HazardZoneSceneLarge.png",
-              "cameras": [
-                {
-                  "uid": "camera1",
-                  "name": "camera1",
-                  "intrinsics": {
-                    "fx": 571.2592026968458,
-                    "fy": 571.2592026968458,
-                    "cx": 320.0,
-                    "cy": 240.0
-                  },
-                  "transform_type": "3d-2d point correspondence",
-                  "transforms": [
-                    278.0, 61.0, 621.0, 132.0, 559.0, 460.0, 66.0, 289.0, 0.1,
-                    5.38, 3.04, 5.35, 3.05, 2.42, 0.1, 2.45
-                  ],
-                  "distortion": {
-                    "k1": 0.0,
-                    "k2": 0.0,
-                    "p1": 0.0,
-                    "p2": 0.0,
-                    "k3": 0.0
-                  },
-                  "translation": [
-                    2.6651330996559883, 1.0075648853123316, 2.603863333755973
-                  ],
-                  "rotation": [
-                    -137.85924651441334, -19.441505783168942,
-                    -15.384890268257454
-                  ],
-                  "scale": [1.0000000000000007, 1.0, 1.0],
-                  "resolution": [640, 480],
-                  "scene": "3bc091c7-e449-46a0-9540-29c499bca18c"
-                },
-                {
-                  "uid": "camera2",
-                  "name": "camera2",
-                  "intrinsics": {
-                    "fx": 571.2592026968458,
-                    "fy": 571.2592026968458,
-                    "cx": 320.0,
-                    "cy": 240.0
-                  },
-                  "transform_type": "3d-2d point correspondence",
-                  "transforms": [
-                    31.0, 228.0, 423.0, 266.0, 537.0, 385.0, 79.0, 343.0, 1.06,
-                    5.34, 4.0, 5.38, 4.98, 4.39, 2.04, 4.38
-                  ],
-                  "distortion": {
-                    "k1": 0.0,
-                    "k2": 0.0,
-                    "p1": 0.0,
-                    "p2": 0.0,
-                    "k3": 0.0
-                  },
-                  "translation": [
-                    4.034863921795162, 2.277766310708989, 2.955114373391866
-                  ],
-                  "rotation": [
-                    -132.15360745910087, -8.172752500708558, -5.298590495090165
-                  ],
-                  "scale": [1.0, 1.0, 1.0],
-                  "resolution": [640, 480],
-                  "scene": "3bc091c7-e449-46a0-9540-29c499bca18c"
-                }
-              ],
-              "mesh_translation": [0, 0, 0],
-              "mesh_rotation": [0, 0, 0],
-              "mesh_scale": [1.0, 1.0, 1.0],
-              "scale": 100.0,
-              "regulated_rate": 30.0,
-              "external_update_rate": 30.0,
-              "camera_calibration": "AprilTag",
-              "apriltag_size": 0.147,
-              "map_processed": "2023-06-08T13:53:58.767000Z",
-              "number_of_localizations": 50,
-              "global_feature": "netvlad",
-              "local_feature": {
-                "sift": {}
-              },
-              "matcher": {
-                "NN-ratio": {}
-              },
-              "minimum_number_of_matches": 20,
-              "inlier_threshold": 0.5,
-              "geospatial_provider": "google",
-              "map_zoom": 15.0,
-              "map_bearing": 0.0
-            },
-            {
-              "uid": "302cf49a-97ec-402d-a324-c5077b280b7b",
-              "name": "Queuing",
-              "map_type": "map_upload",
-              "use_tracker": true,
-              "output_lla": false,
-              "map": "https://localhost/media/scene.png",
-              "cameras": [
-                {
-                  "uid": "atag-qcam1",
-                  "name": "atag-qcam1",
-                  "intrinsics": {
-                    "fx": 905.0,
-                    "fy": 905.0,
-                    "cx": 640.0,
-                    "cy": 360.0
-                  },
-                  "transform_type": "3d-2d point correspondence",
-                  "transforms": [
-                    119.0, 622.0, 257.0, 561.0, 978.0, 580.0, 628.0, 312.0,
-                    1.685, 2.533, 2.188, 2.578, 4.449, 1.412, 3.94, 3.228
-                  ],
-                  "distortion": {
-                    "k1": 0.0,
-                    "k2": 0.0,
-                    "p1": 0.0,
-                    "p2": 0.0,
-                    "k3": 0.0
-                  },
-                  "translation": [
-                    2.985857104493509, 0.20540788984425282, 2.7150546825598902
-                  ],
-                  "rotation": [
-                    -135.08718965001765, 12.682032394455133, 19.24508172546946
-                  ],
-                  "scale": [0.9999999999999999, 1.0, 1.0],
-                  "resolution": [1280, 720],
-                  "scene": "302cf49a-97ec-402d-a324-c5077b280b7b"
-                },
-                {
-                  "uid": "atag-qcam2",
-                  "name": "atag-qcam2",
-                  "intrinsics": {
-                    "fx": 905.0,
-                    "fy": 905.0,
-                    "cx": 640.0,
-                    "cy": 360.0
-                  },
-                  "transform_type": "3d-2d point correspondence",
-                  "transforms": [
-                    1012.0, 307.0, 956.0, 613.0, 1121.0, 505.0, 585.0, 316.0,
-                    3.596, 2.96, 1.583, 2.794, 2.36, 2.266, 2.577, 4.903
-                  ],
-                  "distortion": {
-                    "k1": 0.0,
-                    "k2": 0.0,
-                    "p1": 0.0,
-                    "p2": 0.0,
-                    "k3": 0.0
-                  },
-                  "translation": [
-                    -0.6544951215349523, 2.8628274940885503, 2.894955006060443
-                  ],
-                  "rotation": [
-                    -150.5988934259539, 42.35138027480063, 52.29263795544898
-                  ],
-                  "scale": [1.0, 1.0000000000000002, 1.0],
-                  "resolution": [1280, 720],
-                  "scene": "302cf49a-97ec-402d-a324-c5077b280b7b"
-                }
-              ],
-              "sensors": [
-                {
-                  "uid": "sensor_full",
-                  "scene": "302cf49a-97ec-402d-a324-c5077b280b7b",
-                  "sensor_id": "sensor_full",
-                  "name": "sensor_full",
-                  "area": "circle",
-                  "radius": 2.5,
-                  "center": [3.81, 4.59],
-                  "translation": [3.81, 4.59, 0.0],
-                  "singleton_type": "attribute"
-                }
-              ],
-              "mesh_translation": [0, 0, 0],
-              "mesh_rotation": [0, 0, 0],
-              "mesh_scale": [1.0, 1.0, 1.0],
-              "scale": 157.0,
-              "regulated_rate": 30.0,
-              "external_update_rate": 30.0,
-              "camera_calibration": "AprilTag",
-              "apriltag_size": 0.318471338,
-              "map_processed": "2023-06-08T13:54:27.922000Z",
-              "number_of_localizations": 50,
-              "global_feature": "netvlad",
-              "local_feature": {
-                "sift": {}
-              },
-              "matcher": {
-                "NN-ratio": {}
-              },
-              "minimum_number_of_matches": 20,
-              "inlier_threshold": 0.5,
-              "geospatial_provider": "google",
-              "map_zoom": 15.0,
-              "map_bearing": 0.0
-            },
-            {
-              "uid": "${SCENE_UID}",
-              "name": "Scene1_Updated_Full",
-              "map_type": "map_upload",
-              "use_tracker": true,
-              "output_lla": true,
-              "mesh_translation": [12.2, 248.0, 12.0],
-              "mesh_rotation": [12.2, 248.0, 12.0],
-              "mesh_scale": [2.0, 2.0, 2.0],
-              "regulated_rate": 30.0,
-              "external_update_rate": 30.0,
-              "camera_calibration": "Manual",
-              "apriltag_size": 0.162,
-              "number_of_localizations": 50,
-              "global_feature": "netvlad",
-              "local_feature": {
-                "sift": {}
+              "uid": "${CHILD_LINK_UID}",
+              "child_type": "local",
+              "transform": {
+                "translation": [0.0, 0.0, 0.0],
+                "rotation": [-0.0, 0.0, 0.0],
+                "scale": [1.0, 1.0, 1.0]
               },
-              "matcher": {
-                "NN-ratio": {}
-              },
-              "minimum_number_of_matches": 20,
-              "inlier_threshold": 0.5,
-              "geospatial_provider": "google",
-              "map_zoom": 15.0,
-              "map_bearing": 0.0
+              "name": "Circular_Dep_Scene_B",
+              "child": "${CIRC_SCENE_B_UID}",
+              "parent": "${CIRC_SCENE_A_UID}",
+              "retrack": true,
+              "transform_type": "matrix",
+              "transform1": 1.0,
+              "transform2": 0.0,
+              "transform3": 0.0,
+              "transform4": 0.0,
+              "transform5": 0.0,
+              "transform6": 1.0,
+              "transform7": 0.0,
+              "transform8": 0.0,
+              "transform9": 0.0,
+              "transform10": 0.0,
+              "transform11": 1.0,
+              "transform12": 0.0,
+              "transform13": 0.0,
+              "transform14": 0.0,
+              "transform15": 0.0,
+              "transform16": 1.0
             }
           ]
         }
@@ -780,54 +696,733 @@
     ]
   },
   {
-    "test_name": "Vision_AI/SSCAPE/API/SCENE/19: Get child scenes",
+    "test_name": "Vision_AI/SSCAPE/API/SCENE/21: Delete valid local child scene link",
     "test_steps": [
       {
-        "step_name": "Get Scene",
+        "step_name": "Delete child link A -> B",
         "api": "child",
-        "method": "getChildScene",
-        "request": {},
+        "method": "deleteChildSceneLink",
+        "request": {
+          "uid": "${CIRC_SCENE_B_UID}"
+        },
         "expected_status": {
           "status_code": 200
+        }
+      }
+    ]
+  },
+  {
+    "test_name": "Vision_AI/SSCAPE/API/SCENE/22: Prevent self reference child scene link",
+    "test_steps": [
+      {
+        "step_name": "Attempt to link scene A as its own child",
+        "api": "child",
+        "method": "createChildScene",
+        "request": {
+          "body": {
+            "child_type": "local",
+            "parent": "${CIRC_SCENE_A_UID}",
+            "child": "${CIRC_SCENE_A_UID}"
+          }
         },
-        "expected_body": {
-          "count": 0,
-          "next": null,
-          "previous": null,
-          "results": []
+        "expected_status": {
+          "status_code": 400
         }
       }
     ]
   },
   {
-    "test_name": "Vision_AI/SSCAPE/API/SCENE/20: Delete scene by uid",
+    "test_name": "Vision_AI/SSCAPE/API/SCENE/23: Prevent direct two nodes circular dependency",
     "test_steps": [
       {
-        "step_name": "Delete Scene",
-        "api": "scene",
-        "method": "deleteScene",
+        "step_name": "Create child link A -> B",
+        "api": "child",
+        "method": "createChildScene",
         "request": {
-          "uid": "${SCENE_UID}"
+          "body": {
+            "child_type": "local",
+            "parent": "${CIRC_SCENE_A_UID}",
+            "child": "${CIRC_SCENE_B_UID}"
+          }
+        },
+        "expected_status": {
+          "status_code": 201
+        }
+      },
+      {
+        "step_name": "Attempt to create reverse link B -> A (direct cycle)",
+        "api": "child",
+        "method": "createChildScene",
+        "request": {
+          "body": {
+            "child_type": "local",
+            "parent": "${CIRC_SCENE_B_UID}",
+            "child": "${CIRC_SCENE_A_UID}"
+          }
+        },
+        "expected_status": {
+          "status_code": 400
+        }
+      },
+      {
+        "step_name": "Delete child link A -> B",
+        "api": "child",
+        "method": "deleteChildSceneLink",
+        "request": {
+          "uid": "${CIRC_SCENE_B_UID}"
         },
         "expected_status": {
           "status_code": 200
         }
+      }
+    ]
+  },
+  {
+    "test_name": "Vision_AI/SSCAPE/API/SCENE/24: Prevent three nodes transitive circular dependency via root",
+    "test_steps": [
+      {
+        "step_name": "Create child link A -> B",
+        "api": "child",
+        "method": "createChildScene",
+        "request": {
+          "body": {
+            "child_type": "local",
+            "parent": "${CIRC_SCENE_A_UID}",
+            "child": "${CIRC_SCENE_B_UID}"
+          }
+        },
+        "expected_status": {
+          "status_code": 201
+        }
       },
       {
-        "step_name": "Verify resource is deleted",
-        "api": "scene",
-        "method": "getScene",
+        "step_name": "Create child link B -> C",
+        "api": "child",
+        "method": "createChildScene",
         "request": {
-          "uid": "${SCENE_UID}"
+          "body": {
+            "child_type": "local",
+            "parent": "${CIRC_SCENE_B_UID}",
+            "child": "${CIRC_SCENE_C_UID}"
+          }
         },
         "expected_status": {
-          "status_code": 404
+          "status_code": 201
+        }
+      },
+      {
+        "step_name": "Attempt to create link C -> A (transitive cycle back to root)",
+        "api": "child",
+        "method": "createChildScene",
+        "request": {
+          "body": {
+            "child_type": "local",
+            "parent": "${CIRC_SCENE_C_UID}",
+            "child": "${CIRC_SCENE_A_UID}"
+          }
+        },
+        "expected_status": {
+          "status_code": 400
+        }
+      },
+      {
+        "step_name": "Delete child link B -> C",
+        "api": "child",
+        "method": "deleteChildSceneLink",
+        "request": {
+          "uid": "${CIRC_SCENE_C_UID}"
+        },
+        "expected_status": {
+          "status_code": 200
+        }
+      },
+      {
+        "step_name": "Delete child link A -> B",
+        "api": "child",
+        "method": "deleteChildSceneLink",
+        "request": {
+          "uid": "${CIRC_SCENE_B_UID}"
+        },
+        "expected_status": {
+          "status_code": 200
+        }
+      }
+    ]
+  },
+  {
+    "test_name": "Vision_AI/SSCAPE/API/SCENE/25: Prevent three nodes transitive circular dependency via mid-node",
+    "test_steps": [
+      {
+        "step_name": "Create child link A -> B",
+        "api": "child",
+        "method": "createChildScene",
+        "request": {
+          "body": {
+            "child_type": "local",
+            "parent": "${CIRC_SCENE_A_UID}",
+            "child": "${CIRC_SCENE_B_UID}"
+          }
+        },
+        "expected_status": {
+          "status_code": 201
+        }
+      },
+      {
+        "step_name": "Create child link B -> C",
+        "api": "child",
+        "method": "createChildScene",
+        "request": {
+          "body": {
+            "child_type": "local",
+            "parent": "${CIRC_SCENE_B_UID}",
+            "child": "${CIRC_SCENE_C_UID}"
+          }
+        },
+        "expected_status": {
+          "status_code": 201
+        }
+      },
+      {
+        "step_name": "Attempt to create link C -> B (transitive cycle back to mid-node)",
+        "api": "child",
+        "method": "createChildScene",
+        "request": {
+          "body": {
+            "child_type": "local",
+            "parent": "${CIRC_SCENE_C_UID}",
+            "child": "${CIRC_SCENE_B_UID}"
+          }
+        },
+        "expected_status": {
+          "status_code": 400
+        }
+      },
+      {
+        "step_name": "Delete child link B -> C",
+        "api": "child",
+        "method": "deleteChildSceneLink",
+        "request": {
+          "uid": "${CIRC_SCENE_C_UID}"
+        },
+        "expected_status": {
+          "status_code": 200
+        }
+      },
+      {
+        "step_name": "Delete child link A -> B",
+        "api": "child",
+        "method": "deleteChildSceneLink",
+        "request": {
+          "uid": "${CIRC_SCENE_B_UID}"
+        },
+        "expected_status": {
+          "status_code": 200
+        }
+      }
+    ]
+  },
+  {
+    "test_name": "Vision_AI/SSCAPE/API/SCENE/26: Prevent four nodes deep transitive circular dependency via root",
+    "test_steps": [
+      {
+        "step_name": "Create child link A -> B",
+        "api": "child",
+        "method": "createChildScene",
+        "request": {
+          "body": {
+            "child_type": "local",
+            "parent": "${CIRC_SCENE_A_UID}",
+            "child": "${CIRC_SCENE_B_UID}"
+          }
+        },
+        "expected_status": {
+          "status_code": 201
+        }
+      },
+      {
+        "step_name": "Create child link B -> C",
+        "api": "child",
+        "method": "createChildScene",
+        "request": {
+          "body": {
+            "child_type": "local",
+            "parent": "${CIRC_SCENE_B_UID}",
+            "child": "${CIRC_SCENE_C_UID}"
+          }
+        },
+        "expected_status": {
+          "status_code": 201
+        }
+      },
+      {
+        "step_name": "Create child link C -> D",
+        "api": "child",
+        "method": "createChildScene",
+        "request": {
+          "body": {
+            "child_type": "local",
+            "parent": "${CIRC_SCENE_C_UID}",
+            "child": "${CIRC_SCENE_D_UID}"
+          }
+        },
+        "expected_status": {
+          "status_code": 201
+        }
+      },
+      {
+        "step_name": "Attempt to create link D -> A (deep transitive cycle back to root)",
+        "api": "child",
+        "method": "createChildScene",
+        "request": {
+          "body": {
+            "child_type": "local",
+            "parent": "${CIRC_SCENE_D_UID}",
+            "child": "${CIRC_SCENE_A_UID}"
+          }
+        },
+        "expected_status": {
+          "status_code": 400
+        }
+      },
+      {
+        "step_name": "Delete child link C -> D",
+        "api": "child",
+        "method": "deleteChildSceneLink",
+        "request": {
+          "uid": "${CIRC_SCENE_D_UID}"
+        },
+        "expected_status": {
+          "status_code": 200
+        }
+      },
+      {
+        "step_name": "Delete child link B -> C",
+        "api": "child",
+        "method": "deleteChildSceneLink",
+        "request": {
+          "uid": "${CIRC_SCENE_C_UID}"
+        },
+        "expected_status": {
+          "status_code": 200
+        }
+      },
+      {
+        "step_name": "Delete child link A -> B",
+        "api": "child",
+        "method": "deleteChildSceneLink",
+        "request": {
+          "uid": "${CIRC_SCENE_B_UID}"
+        },
+        "expected_status": {
+          "status_code": 200
+        }
+      }
+    ]
+  },
+  {
+    "test_name": "Vision_AI/SSCAPE/API/SCENE/27: Prevent four nodes deep transitive circular dependency via mid-node",
+    "test_steps": [
+      {
+        "step_name": "Create child link A -> B",
+        "api": "child",
+        "method": "createChildScene",
+        "request": {
+          "body": {
+            "child_type": "local",
+            "parent": "${CIRC_SCENE_A_UID}",
+            "child": "${CIRC_SCENE_B_UID}"
+          }
+        },
+        "expected_status": {
+          "status_code": 201
+        }
+      },
+      {
+        "step_name": "Create child link B -> C",
+        "api": "child",
+        "method": "createChildScene",
+        "request": {
+          "body": {
+            "child_type": "local",
+            "parent": "${CIRC_SCENE_B_UID}",
+            "child": "${CIRC_SCENE_C_UID}"
+          }
+        },
+        "expected_status": {
+          "status_code": 201
+        }
+      },
+      {
+        "step_name": "Create child link C -> D",
+        "api": "child",
+        "method": "createChildScene",
+        "request": {
+          "body": {
+            "child_type": "local",
+            "parent": "${CIRC_SCENE_C_UID}",
+            "child": "${CIRC_SCENE_D_UID}"
+          }
+        },
+        "expected_status": {
+          "status_code": 201
+        }
+      },
+      {
+        "step_name": "Attempt to create link D -> B (deep transitive cycle back to mid-node)",
+        "api": "child",
+        "method": "createChildScene",
+        "request": {
+          "body": {
+            "child_type": "local",
+            "parent": "${CIRC_SCENE_D_UID}",
+            "child": "${CIRC_SCENE_B_UID}"
+          }
+        },
+        "expected_status": {
+          "status_code": 400
+        }
+      },
+      {
+        "step_name": "Delete child link C -> D",
+        "api": "child",
+        "method": "deleteChildSceneLink",
+        "request": {
+          "uid": "${CIRC_SCENE_D_UID}"
+        },
+        "expected_status": {
+          "status_code": 200
+        }
+      },
+      {
+        "step_name": "Delete child link B -> C",
+        "api": "child",
+        "method": "deleteChildSceneLink",
+        "request": {
+          "uid": "${CIRC_SCENE_C_UID}"
+        },
+        "expected_status": {
+          "status_code": 200
+        }
+      },
+      {
+        "step_name": "Delete child link A -> B",
+        "api": "child",
+        "method": "deleteChildSceneLink",
+        "request": {
+          "uid": "${CIRC_SCENE_B_UID}"
+        },
+        "expected_status": {
+          "status_code": 200
+        }
+      }
+    ]
+  },
+  {
+    "test_name": "Vision_AI/SSCAPE/API/SCENE/28: Prevent duplicate child scene link",
+    "test_steps": [
+      {
+        "step_name": "Create child link A -> B",
+        "api": "child",
+        "method": "createChildScene",
+        "request": {
+          "body": {
+            "child_type": "local",
+            "parent": "${CIRC_SCENE_A_UID}",
+            "child": "${CIRC_SCENE_B_UID}"
+          }
+        },
+        "expected_status": {
+          "status_code": 201
+        }
+      },
+      {
+        "step_name": "Attempt to create same link A -> B again",
+        "api": "child",
+        "method": "createChildScene",
+        "request": {
+          "body": {
+            "child_type": "local",
+            "parent": "${CIRC_SCENE_A_UID}",
+            "child": "${CIRC_SCENE_B_UID}"
+          }
+        },
+        "expected_status": {
+          "status_code": 400
+        }
+      },
+      {
+        "step_name": "Delete child link A -> B",
+        "api": "child",
+        "method": "deleteChildSceneLink",
+        "request": {
+          "uid": "${CIRC_SCENE_B_UID}"
+        },
+        "expected_status": {
+          "status_code": 200
+        }
+      }
+    ]
+  },
+  {
+    "test_name": "Vision_AI/SSCAPE/API/SCENE/29: Create valid linear chain of child scenes",
+    "test_steps": [
+      {
+        "step_name": "Create child link A -> B",
+        "api": "child",
+        "method": "createChildScene",
+        "request": {
+          "body": {
+            "child_type": "local",
+            "parent": "${CIRC_SCENE_A_UID}",
+            "child": "${CIRC_SCENE_B_UID}"
+          }
+        },
+        "expected_status": {
+          "status_code": 201
+        }
+      },
+      {
+        "step_name": "Create child link B -> C",
+        "api": "child",
+        "method": "createChildScene",
+        "request": {
+          "body": {
+            "child_type": "local",
+            "parent": "${CIRC_SCENE_B_UID}",
+            "child": "${CIRC_SCENE_C_UID}"
+          }
+        },
+        "expected_status": {
+          "status_code": 201
+        }
+      },
+      {
+        "step_name": "Delete child link B -> C",
+        "api": "child",
+        "method": "deleteChildSceneLink",
+        "request": {
+          "uid": "${CIRC_SCENE_C_UID}"
+        },
+        "expected_status": {
+          "status_code": 200
+        }
+      },
+      {
+        "step_name": "Delete child link A -> B",
+        "api": "child",
+        "method": "deleteChildSceneLink",
+        "request": {
+          "uid": "${CIRC_SCENE_B_UID}"
+        },
+        "expected_status": {
+          "status_code": 200
+        }
+      }
+    ]
+  },
+  {
+    "test_name": "Vision_AI/SSCAPE/API/SCENE/30: Create valid tree with multiple children from same parent",
+    "test_steps": [
+      {
+        "step_name": "Create child link A -> B",
+        "api": "child",
+        "method": "createChildScene",
+        "request": {
+          "body": {
+            "child_type": "local",
+            "parent": "${CIRC_SCENE_A_UID}",
+            "child": "${CIRC_SCENE_B_UID}"
+          }
+        },
+        "expected_status": {
+          "status_code": 201
+        }
+      },
+      {
+        "step_name": "Create child link A -> C (same parent, different child)",
+        "api": "child",
+        "method": "createChildScene",
+        "request": {
+          "body": {
+            "child_type": "local",
+            "parent": "${CIRC_SCENE_A_UID}",
+            "child": "${CIRC_SCENE_C_UID}"
+          }
+        },
+        "expected_status": {
+          "status_code": 201
+        }
+      },
+      {
+        "step_name": "Delete child link A -> C",
+        "api": "child",
+        "method": "deleteChildSceneLink",
+        "request": {
+          "uid": "${CIRC_SCENE_C_UID}"
+        },
+        "expected_status": {
+          "status_code": 200
+        }
+      },
+      {
+        "step_name": "Delete child link A -> B",
+        "api": "child",
+        "method": "deleteChildSceneLink",
+        "request": {
+          "uid": "${CIRC_SCENE_B_UID}"
+        },
+        "expected_status": {
+          "status_code": 200
+        }
+      }
+    ]
+  },
+  {
+    "test_name": "Vision_AI/SSCAPE/API/SCENE/31: Prevent circular dependency via update of existing child link",
+    "test_steps": [
+      {
+        "step_name": "Create child link A -> B",
+        "api": "child",
+        "method": "createChildScene",
+        "request": {
+          "body": {
+            "child_type": "local",
+            "parent": "${CIRC_SCENE_A_UID}",
+            "child": "${CIRC_SCENE_B_UID}"
+          }
+        },
+        "expected_status": {
+          "status_code": 201
+        }
+      },
+      {
+        "step_name": "Create child link B -> C",
+        "api": "child",
+        "method": "createChildScene",
+        "request": {
+          "body": {
+            "child_type": "local",
+            "parent": "${CIRC_SCENE_B_UID}",
+            "child": "${CIRC_SCENE_C_UID}"
+          }
+        },
+        "expected_status": {
+          "status_code": 201
+        }
+      },
+      {
+        "step_name": "Attempt to update link A -> B to C -> B (creates cycle with B -> C)",
+        "api": "child",
+        "method": "updateChildScene",
+        "request": {
+          "uid": "${CIRC_SCENE_B_UID}",
+          "body": {
+            "child_type": "local",
+            "parent": "${CIRC_SCENE_C_UID}",
+            "child": "${CIRC_SCENE_B_UID}"
+          }
+        },
+        "expected_status": {
+          "status_code": 400
+        }
+      },
+      {
+        "step_name": "Delete child link B -> C",
+        "api": "child",
+        "method": "deleteChildSceneLink",
+        "request": {
+          "uid": "${CIRC_SCENE_C_UID}"
+        },
+        "expected_status": {
+          "status_code": 200
+        }
+      },
+      {
+        "step_name": "Delete child link A -> B",
+        "api": "child",
+        "method": "deleteChildSceneLink",
+        "request": {
+          "uid": "${CIRC_SCENE_B_UID}"
+        },
+        "expected_status": {
+          "status_code": 200
+        }
+      }
+    ]
+  },
+  {
+    "test_name": "Vision_AI/SSCAPE/API/SCENE/32: Delete scenes by uid",
+    "test_steps": [
+      {
+        "step_name": "Delete Scene",
+        "api": "scene",
+        "method": "deleteScene",
+        "request": {
+          "uid": "${SCENE_UID}"
+        },
+        "expected_status": {
+          "status_code": 200
+        }
+      },
+      {
+        "step_name": "Verify scene is deleted",
+        "api": "scene",
+        "method": "getScene",
+        "request": {
+          "uid": "${SCENE_UID}"
+        },
+        "expected_status": {
+          "status_code": 404
+        }
+      },
+      {
+        "step_name": "Delete Scene A",
+        "api": "scene",
+        "method": "deleteScene",
+        "request": {
+          "uid": "${CIRC_SCENE_A_UID}"
+        },
+        "expected_status": {
+          "status_code": 200
+        }
+      },
+      {
+        "step_name": "Delete Scene B",
+        "api": "scene",
+        "method": "deleteScene",
+        "request": {
+          "uid": "${CIRC_SCENE_B_UID}"
+        },
+        "expected_status": {
+          "status_code": 200
+        }
+      },
+      {
+        "step_name": "Delete Scene C",
+        "api": "scene",
+        "method": "deleteScene",
+        "request": {
+          "uid": "${CIRC_SCENE_C_UID}"
+        },
+        "expected_status": {
+          "status_code": 200
+        }
+      },
+      {
+        "step_name": "Delete Scene D",
+        "api": "scene",
+        "method": "deleteScene",
+        "request": {
+          "uid": "${CIRC_SCENE_D_UID}"
+        },
+        "expected_status": {
+          "status_code": 200
         }
       }
     ]
   },
   {
-    "test_name": "Vision_AI/SSCAPE/API/SCENE/21: Delete non existent scene",
+    "test_name": "Vision_AI/SSCAPE/API/SCENE/33: Delete non existent scene",
     "test_steps": [
       {
         "step_name": "Delete Scene",