diff --git a/demo/chains-of-thought/main.ts b/demo/chains-of-thought/main.ts
index 3d2011e..3924965 100644
--- a/demo/chains-of-thought/main.ts
+++ b/demo/chains-of-thought/main.ts
@@ -33,6 +33,12 @@ class SpatialThought extends HTMLElement {
   handleEvent(event: PointerEvent): void {
     if (event.type === 'click' && event.target === this.#deleteButton) {
       this.#geometry.remove();
+      document
+        .querySelectorAll(
+          `spatial-connection[source="spatial-geometry[id='${this.#geometry.id}']"], 
+          spatial-connection[target="spatial-geometry[id='${this.#geometry.id}']"]`
+        )
+        .forEach((el) => el.remove());
     }
   }
 }