Lawrence descends the mountains to find his childhood friend, the "chubby girl." After rescuing Yvette from an assassination attempt, he is forced into a sudden marriage. Posing as a security guard, he protects the Feng family and confronts villains like Mr. K and the Evil God. Discovering that the Evil God is the one who killed his father and burned the orphanage, Lawrence awakens his family’s blade technique to exact revenge, ultimately confirming that Yvette is indeed his long-lost "chubby girl."
