TO KA CHEONG backs to Hong Kong after-study abroad for four years. YEUNG LAP BILL, WONG YIN MING, TO KA WAI and TO KA LEE go to the airport to welcome him. Since they have not seen each other for a long time, they are very happy to see again. CHEONG, BILL, MING and the others gather together to talk. with each other. When they recall the past, they are filled with deep emotion. When BILL witnesses that CHEONG and MING are very intimate with each other, he feels very distasteful. BILL walks to and fro on the street. He meets SIU YING who is robbed by a thief. BILL puts himself forward to save her. BILL even brings YING home and leaves without saying goodbye. BILL recalls the past, he has had once saved CHOI BING KEUNG. KEUNG then appreciates BILL a lot and helps his father to repay his debts. BILL then works for KEUNG as his killer for recommendation. KEUNG even arranges BILL to work in a deposit taking company as disguise……