Video prompt: He carefully picks up a vibrant green toothbrush with a cartoon character on the handle. With a playful grin, he extends his arm, handing the toothbrush to his little sister, who is eagerly waiting beside him. She giggles, reaching out with her tiny hand to take it. The mirror above the sink reflects their joyful expressions, and the soft hum of a nightlight adds a warm glow to the scene.
Defect: Deformation (when Object is involved in an act,  anything in this process that's weird. e.g. people walk into a wall. "Walk" is an act)
Explanation: the object held in the hand undergoes shape deformations, which should not occur as it should remain stable and consistent.