YIK gets a call from LUNG’s class teacher advising that the boy is injured and admitted to hospital. Dr TANG of the A&E Department suggests sending LUNG to the Neurosurgery Department for a detailed check-up. While eating together, YU tells SUET that NGOK is looking forward to having dinner with her again at home. Knowing that KIN will be coming too, SUET accepts the invitation right away. SUET discovers a pile of love letters from YU while looking for a compact disc inside KIN’s bedroom. The letters are nicely kept in a little box and have sparked horrendous jealousy in SUET straight away. CHUNG tells YIK that LUNG is in good condition but LUNG claims that he is still feeling unwell with a severe headache when YIK is about to leave. KA-MAN passes by the common room and is shocked to see LUNG enjoying a batch of snacks inside. HO YIU is on her way to the market but gets lost in the street all of a sudden……