A radio host takes in her troubled sister’s twin daughters, unknowingly putting her family, her friends, and herself at risk.

A young woman finds her life in danger when an emotionally disturbed police officer she bullied in high school targets her in a twisted plan of revenge.

Psychological thriller in which two twin sisters move in with their aunt after their mother is placed in psychiatric care.

A single mother signs up for self-defense classes from a handsome instructor. But he develops a frightening obsession with her and orchestrates an increasing deadly array of "tests" to see if she has truly learned from his lessons.