Connie is a wife and mother whose 11-year marriage to Edward has lost its sexual spark. When Connie literally runs into handsome book collector Paul, he sweeps her into an all-consuming affair. But Edward soon becomes suspicious and decides to confront the other man.

Karl Kinsky, an unbalanced tattoo artist, becomes obsessed with Maddy, a model he meets when he is hired to body-paint several women for a photo shoot, making the women look like they have large tattoos. As Kinsky grows more obsessed with Maddy, he becomes increasingly determined that Maddy should bear his "mark" -- forever.

Arthur loses his fortune for staying with Linda, right as the two were preparing to adopt a child. As their marriage suffers, Arthur plans for a way to get his money back, but first he must sober up and get a real job.

To debunk the Amityville house's infamous reputation and take advantage of a rock-bottom asking price, skeptical journalist John Baxter buys the place and settles in to write his first novel.

When one of his patients is found murdered, psychiatrist Dr. Sam Rice is visited by the investigating officer but refuses to give up any information. He's then visited by the patient's mistress, Brooke Reynolds, whom he quickly falls for despite her being a likely murder suspect. As the police pressure on him intensifies, Rice decides to attempt solving the case on his own and soon discovers that someone is trying to kill him as well.