Best-selling crime author Yeo Joo is researching how to make a murder look like an accidental death. Her younger husband, Woo Sung, is a family man and divorce lawyer. He thinks he's still a sexy, attractive partner, with a wonderful married life. But lately, Yeo Joo, who would rather be a widow than a divorcée, notices that lately some of his behavior is suspicious. Could Woo Sung actually be cheating on her? Could he possibly be enjoying a thrilling affair behind her back? Yeo Joo tells it straight: If he cheats, he dies!
- Native Title: 바람피면 죽는다
- Also Known As: You Cheat, You Die , You're Dead If You Cheat , If I Cheat, I Die , If You Cheat, You Die , Dare You Cheat On Me , Balampimyeonjugneunda , Barampimyeon Jookneunda , Barampimyeon Jukneunda
- Screenwriter: Lee Sung Min
- Director: Kim Min Tae, Kim Hyoung Seok
- Genres: Thriller, Mystery, Comedy, Romance