Bai Ze, the Supreme Dragon Slayer, returns to North City and assumes the identity of a mysterious bodyguard to protect the two younger sisters of his late sworn brother. Facing internal power struggles within the Zhuang family and the greed of outside forces, Bai Ze displays extraordinary abilities, resolving crises before they can escalate. He must not only deal with threats from the Wan family but also balance the conflicts between the Zhuang sisters. As the power-sharing conference approaches, undercurrents begin to stir within the family, and Bai Ze's true identity gradually arouses suspicion. Can he protect the Zhuang sisters while unveiling the mystery surrounding himself? A thrilling game of power is about to unfold.