Anthony Perkins stars as Dennis Pitt, a young arsonist who has been freshly released from a mental institution for his role in a suspicious death. When he falls for pretty young A-student and cheerleader Sue Ann, played by Tuesday Weld, he lures her fromher regular life with stories that he's a secret agent. Thrilled, she decides to join him on his adventures. They become capable of doing anything to get what they want - even murder! - in this dark comedy thriller that balances uncertainty as to who's manipulating who.