In The Roundup: Punishment, Ma Dong-seok reprises his role as Detective Ma Seok-do, the unstoppable force in South Korea’s law enforcement who takes justice into his own hands. Following a string of brutal crimes, Seok-do and his team are thrust into a high-stakes operation to bring down a vicious crime syndicate responsible for widespread terror.

As Seok-do dives deeper, he uncovers a chilling web of violence and corruption that stretches into the highest ranks of power. With ruthless gangs taking control of the streets and an underground network enabling their brutal reign, Seok-do must face his toughest foes yet—criminal masterminds who will stop at nothing to keep their empire intact. But when innocent lives are caught in the crossfire, Seok-do’s sense of justice transforms into an unrelenting pursuit of punishment.

Packed with intense fight scenes, gritty realism, and explosive action, The Roundup: Punishment pushes Detective Ma to the limits as he navigates betrayal, moral dilemmas, and life-or-death confrontations. This time, justice isn’t enough—it’s time for punishment.