Social worker Emily (Renée Zellweger) has 38 case files on her plate - and the 39th is going to be a doozy. 10-year-old Lillith is living in a nightmare; when her abusive parents try to kill her, Emily swoops in and takes the girl home until the system can find her a foster family. But soon, horrible things begin to happen whenever Lillith is around, leading Emily to wonder if the girl's parents were the real victims.