Apart from finding out that HOI-KWAN buys a tuxedo, CHOI-LING also notices that it's not the birthday gift for LIN HUNG, so she suspects that HOI-KWAN is seeing someone. CHOI-LING is ready to prepare the birthday party food, however, the food has gone rotten. So she thinks it's FEI-FEI who played a trick on her. When FEI-FEI is checking the family expenses receipts, she uncovers that LIN LUNG called for a towing service, and suspects that LIN LUNG is hiding something from them. FEI-FEI pays a visit to her father at the fruit stall, where she senses that CHI-YUNG might be interested in MAN SING. In order to catch the culprit, CHOI-LING secretly installs a micro video camera in the kitchen and connects it to the surveillance system. Unfortunately, her monitoring attempt is discovered by SIU-LAN, who reprimands her instead. CHOI-LING, out of curiosity, tails HOI-KWAN in secret.… ...