Kim Seokjin (Jin) can't find solace anywhere. He's mercilessly bullied at school for his withdrawn personality and poor health. However, this isn't the source of Jin's overwhelming terror: what he fears most is his own father. To most, Jin's father is a compassionate man, a successful businessman and a loving parent. But this is only an appearance. The truth is that he's a crazy serial killer, and Jin is his unwitting accomplice. For years, Jin has had to mislead the police to help his father. However, when his father begins to take an interest in you, an exchange student in Jin's class. Will you be able to influence Jin's choice as he must decide whether to be a coward who will send you to the gallows like everyone else, or a bastard who will defy his father...