TUNG brings up YUM's daughter YING and makes her the 'Sacred Nun’.In order to take care of YING, YEUNG stays in the Sun Moon Clan. Many years later, YEUNG wants to leave the clan but is refused by TUNG. He asks YEUNG to kill HEUNG if he really wants to leave. On the contrary, YEUNG joins with HEUNG to fight against TUNG.