Nightmare

A young woman, Janet Freeman, is plagued by nightmares of her institutionalized mother, and upon returning to her family home, the nightmares become real when she sees a strange woman pacing the halls. As Janet delves deeper into her family's dark past, she discovers that the woman in white is not just a figment of her imagination - but a conspirator with her father's killer, Grace Maddox, who has been manipulating events to drive Janet crazy.