Due to an abusive father and a traumatizing bullying episode, Jinyoo has resorted to being a recluse, making his life unbearable. However, things take a turn for the worse when his former high school comrade, Gyuh-wool, with a warped fascination with Jinyoo, abducts him. Jinyoo soon realizes that there's no way out, and his only chance to stay alive is by adhering to Gyuh-wool's every command.