"Wai Chun Kong Wu" are figuring out the name and selling points of the sauna. They discover a video of SUI-YEE fighting with BETTY on the Internet and they tell TAK-SI. SUI-YEE is standing at the rooftop and TAK-SI arrives to talk to her. BETTY's face is injured and she arrives to apologize to SUI-YEE. AH-LUI blames SUI-KA for not understanding her sister's pain from the broken relationship. In order to understand the pain of love, SUI-KA decides to carry out an investigation on love. EAGLE arrives with his subordinates to make a mess. During the chaos, TAK-SI suddenly arrives to mediate. SUI-KA arrives coincidentally and she watches TAK-SI while he is giving a lesson to everybody righteously. She discovers from her heart rate monitor that her heart is beating fast. She believes that this is the heartbeat of love. KWAI-WING enters the hospital because of brain tumor. He asks his secretary to inform TAK-SI to come.… ...