Nok-Du, who is living on a small island, witnesses his father and brother get attacked by a group of assassins. He decides to leave home and find out who they are and work for. He follows the leads and arrives in Hanyang.
Nok-Du disguises as a woman and enters the village where only widows are allowed to live. Fortunately, no one is suspicious of Nok-Du yet. He finds out that there's a gisaeng house right next to the widow village.