Midnight, and there?s a knock at the door.
Olivia and her husband Piers are hosting a dinner party. The caller, a young man in his early twenties, introduces himself as her son. She claims he isn?t. The man?s detailed knowledge of her and his continuing presence, however, proves too much for the marriage and Piers leaves. On the advice her doctor, she visits a psychologist and it is during a session of hypnotherapy that Olivia discovers the truth behind her childhood nightmares. And the strange child that it produced.