YAU holds a masquerade. He introduces YAT to everybody. HAP meets YAT again and talks with him happily. With HAP's consolation, YAT becomes more at ease. Meanwhile, KUEN appears in fine dress. She sees that HAP is with LING. She pretends to be cool. However, HAP cares a lot for KUEN. LING feels very distasteful. HAP does not notice. HOI reminds HAP. HAP apologizes to LING. LING feels a bit better. KUEN cannot suppress her affection. She goes to see HAP. HAP implies that they cannot develop. KUEN is very sad. KUEN is under control. She approaches YAT. YAT invites KUEN, HAP and LING to a party. KUEN arranges in a toilet that MING could then slip into the house and catches YAT. TONG arrives. She has to find YAT. HAP follows KUEN so as to get some clue. He meets TONG. TONG is rude to HAP. Later, TONG catches KUEN and brings her away.