In an erotic update of "Strangers on a Train", airline pilot Ted Beaumont and his lover, Erin Davenport, scheme to rid themselves of their respective spouses. Ted's wife disappears mysteriously and thinking that all is proceeding well, he plans an elaborate scheme to kill Erin's husband. However all is not as it seems.

Lisa Ryder is a young policewoman recently promoted to detective when she has her first case in tracking down and identifying a serial killer in her small California town.