Linda Cross (Kinski) has a successful business and what she believes is a successful marriage. But when she comes to suspect that Phil (Fahey) is betraying her with another woman Linda's world is suddenly turned upside down. Temptation arises when her friend and co-worker Julia hires a new office assistant. Not only is Sean dashingly handsome he's also incredibly attentive. She has no idea that Sean is a psychiatric patient of her husband's a dangerous and violent psychopath with a history of preying on vulnerable women.