CHOI asks YIN to provide the school with lunch boxes and YIN accepts the offer. YUET and SHAN argue about how to distribute the lunch boxes, almost causing a fight between the boys and the girls. CHOI hurries to the scene to settle the dispute. YIN guesses that someone falls for her but LEUNG doubts it. YIN has lost some valuables and LEUNG suspects they are stolen by KEUNG. LEUNG follows KEUNG and finally proves that he is the thief. The two of them have since fallen out. SZE and many students suffer from food poisoning after having enjoyed the lunch provided by YIN, which worries CHOI much. YIN discovers that KEUNG has not only cheated the supplier out of money but has also produced lunch boxes with illegal meat, which is the main cause of the food poisoning. CHOI goes to see SZE at the hospital but is stopped by SHAN. Feeling guilty for getting SZE into trouble, LEUNG offers to take up her job while she is on leave.… ...