Sam and Molly are a very happy couple and deeply in love. Walking back to their new apartment after a night out at the theatre, they encounter a thief in a dark alley, and Sam is murdered. He finds himself trapped as a ghost and realises that his death was no accident. He must warn Molly about the danger that she is in. But as a ghost he can not be seen or heard by the living, and so he tries to communicate with Molly through Oda Mae Brown, a psychic who didn't even realise that her powers were...

Rosemary and Guy Woodhouse move into an apartment in a building with a bad reputation. They discover that their neighbours are a very friendly elderly couple named Roman and Minnie Castevet, and Guy begins to spend a lot of time with them. Strange things start to happen: a woman Rosemary meets in the washroom dies a mysterious death, Rosemary has strange dreams and hears strange noises and Guy becomes remote and distant. Then Rosemary falls pregnant and begins to suspect that her neighbours have...