The film begins with two children Nam-yi and Ja-in being chased by Injo of Joseon's guards and saved by their father Choi Pyeong-ryung, an officer of Gwanghaegun of Joseon and a skilled archer. He sends his own children to find a place of refuge with his best friend Kim Mu-seon. As they escape crying, Ja-in begs her brother to go back to their father but their father is killed in front of Nam-yi. Nam-yi, though bitten by the guard dogs, kills them and escapes with Ja-in. Nam-yi becomes the only family Ja-in has. 13 years later Nam-yi (Park Hae-il) is now a skilled archer and hunter. He learns from Mu-seon's son Seo-goon (Kim Mu-yeol) that he and Ja-in (Moon Chae-won) plan to get married, with the approval of Mu-seon who is also Ja-in's godfather.