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…

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…