Marty Finkelstein

After the death of her mother, a teenage girl is faced with bizarre supernatural occurrences when her mother's estranged sister arrives and begins to infiltrate her and her father's lives.

Pin, a plastic medical dummy, has been the fixation of Leon since youth. Now grown up and orphaned in an accident, Leon brings Pin home to live with him and his sister Ursula, much to her reluctance. Soon, however, Leon's fixation on Pin spirals out of control, and Ursula must face the devastating consequences.