They Finally Believed Me After I Died

Bella is eighteen, but a childhood accident left her with the mind of a five-year-old. Left alone while her family goes on vacation, she begs for help as the power fails and food rots. They call her a liar. She dies clutching her mother's coat, still waiting for Mommy. When they return with her favorite cake, her ghost watches them discover her body. Then they press play on the security footage...