In Revenger, a former detective named Kim Yool infiltrates an island that serves as a prison for death row criminals. His mission is to avenge the murder of his family, who were brutally killed by a notorious criminal named Kuhn. Kim Yool has trained himself in martial arts and other combat skills to survive the challenges ahead.
Once on the island, Kim Yool finds himself in the middle of a brutal and lawless community of dangerous criminals. He has to blend in to avoid being caught, but also has to confront his target. Along the way, he meets a female prisoner, Yoo Kang-ah, who becomes his ally and helps him navigate the difficult landscape.
As Kim Yool makes his way through the prison, fighting off other criminals and dealing with his own inner demons, he earns the nickname "The Revenger." His ultimate goal is to find Kuhn and exact his revenge, no matter the cost. But he soon realizes that the island's warden and other authorities will do anything to keep him from succeeding.
The movie is filled with intense battle scenes, impressive martial arts moves, and a compelling story of one man's quest for justice. Revenger is a thrilling action-packed ride that will keep audiences on the edge of their seats.