Barbara Hershey stars as Carla Moran, a hard-working single mother until the night she is raped in her bedroom by someone – or something – that she cannot see. Despite skeptical psychiatrists, she is repeatedly attacked in her car, in the bath, and in front of her children. Could this be a case of hysteria, a manifestation of childhood sexual trauma, or something even more horrific?

George Lutz and his wife Kathleen, move into their Long Island dream house with their children only for their lives to be turned into a hellish nightmare. The legacy of a murder committed in the house gradually affects the family and a priest is brought in to try and exorcise the demonic presence from their home.

The true story of a young woman named Sybil, whose childhood was so harrowing to her that she developed at least 13 different personalities.