A guy's life is turned around by an email, which includes the names of everyone he's had sex with and ever will have sex with. His situation gets worse when he encounters a femme fatale (Ryder) who targets men guilty of sex crime.
The murder of a female GP in a rural playground in front of numerous witnesses draws a group of detectives into an ever-darkening mystery that takes them across Europe, aided by mysterious notes sent by the "Ghost Detective".
Novelist Catherine Tramell is once again in trouble with the law, and Scotland Yard appoints psychiatrist Dr. Michael Glass to evaluate her. Though, like Detective Nick Curran before him, Glass is entranced by Tramell and lured into a seductive game.