In a penitentiary, a ruthless inmate named Jae-ho has created his own rules and dominates his fellow prisoners. However, his plans are disrupted when he meets Hyeon-soo, a rebellious newcomer who refuses to be intimidated.
The Merciless
A rookie cop's world is turned upside down as he forges an unlikely bond with a veteran convict while undercover, prompting him to question his moral compass.
