Police Inspector Seo Yi-hwa begins an undercover investigation to take down a drug organization. his first objective is to get close to the boss, Cha Tae-gun. Up to this point, everything was going smoothly. However, Tae-gun notices Yi-hwa's true identity and instead uses this as leverage to demand he sleep with him. On top of that, he threatens to kill him family if he tries to escape. ...You know I'm a cop and you're still going to let this slide? You want to use me as your plaything? This doesn't make sense. You bastard, what do you want from me...! "Seo Yi-hwa. Do you wonder how I recognized you?" "What?" "...I've never forgotten what you said to me 10 years ago." Memories from 10 years ago surface, A hellish twisted fate is revived."