Evil spirits occupy MOON's heart and HEUNG YEE is awared of it. She wants to kill him but in turn she is controlled by BLACK DEVIL. BLACK DEVIL wants her to seduce SUN. Luckily his plan is spoiled by WONDER GIRL and all of them become conscious again. HEUNG YEE tells the others that MOON is the GREAT DEMON's son. KAM FA and NGAN LAU stay away from him. He is in despair and runs away. On his way, he meets PIN CHIN and tells him everything. However PIN CHIN can do no help. BLACK DEVIL controls PINK KI to seduce MOON again. PIN CHIN and HEUNG YEE arrive and save them. PIN CHIN declares firmly that he loves PINK KI despite her ugly appearance. HEUNG YEE cures her, restoring her beauty. WOON finally becomes a demon and wants to kill the others.