The film is about a destroyed family. Amy, the youngest member of the family, finds in a park a mysterious wooden box that takes possession of her. Her brother Nick plans with his best friend Kevin a house party and invites Nina, in which he has fallen in love. But the house party becomes a bloody massacre through Amy.
Unfortunately the movie My Possessed Sister is not yet available on Disney Plus.
| Directing | Pascal Bornkessel | Director |
| Writing | Pascal Bornkessel | Writer |
