The law-court has granted PAK’s custody to YUI. FUNG has recovered. He has also passed the annual physical test. PAK is leaving for France with YUI soon. FUNG throws a party for him. PAK tells LAM that he does not want to go to France. FUNG asks KEI to play a game with him. This, however, irritates her and she loses her temper. She scolds him for lacking the courage to confess his love to her. KEI locks herself up in her room and cries out her heart. FUNG is helpless. He leaves behind some hints for her to solve the game puzzle. A 5th grade fire breaks out at a building. FUNG, NOK and their mates are summoned to return to the GFS. WAN listens to PAK and cancels his leave to join the rescue. FUNG takes the residents trapped on the roof-top one by one to a safe place. Unexpectedly, a blast breaks out on the roof-top; the current of the blast pushes WAN’s helicopter to a skyscraper nearby……