The year 1623. The 15th king of Joseon, Gwanghae, has fled the palace with only a few swordsmen by his side. After a respite, the king’s enemies come to arrest the king and are held off by Tae-yul, a resilient and skilled swordsman. Unable to protect his master, he goes into exile with his baby daughter. Years later, Tae-yul is forced to raise his sword again to save his daughter, who has been kidnapped by a slave dealer.