Ancient Korea, 17th century. While the paranoid King Lee Jo of Joseon, vassal of the Qing dynasty, feels surrounded by conspirators and rebels, a dark evil emerges from the bowels…

Two detectives in need; Myung-deuk looks after gang and takes bribes for his sick daughter; Dong-hyeok helps Myung-deuk to settle his gambling debts. One day they hear an information that…