In the last years of Koryo, there lived a family of hunters deep in the forest. Chang-su is head of the family. He lives with his brothers Man-su and Jong-su, who are past the age of marriage, his wife Sam-ok, his son Bok, and his daughter Sun-ie. When the three brothers go hunting, Mt. Baek-rang bandits kidnap Sam-ok and carry her away. The bandits demand the skin of thousand-year-old wolf living in Mt. Baek-rang in exchange for Sam-ok. Chang-su catches the thousand-year-old wolf and gives it t...