Two rival detectives with different methods try to solve the murder of a missing girl after discovering her mutilated body in the tidelands of Incheon.

Detective Squad Chief Choi is set for a promotion. He has a party with his co-workers to celebrate, but, on the way home, a crime occurs and he accidentally commits…

After his best friend dies in an unexpected accident, black market dealer Young-gyu decides to wash his hands off his illegal activities and start a new life with his girlfriend…