With the help of walking stick and MAN-KIT, YAN YIN goes to TING-LING's accident location when her vision has been affected by concussion. CHI-FUNG discovers that HO-YIN is an outstanding university student and he tries to repay the debts for his father by working as a part-time massagist. TING-LING's Braille letter is a separation letter from HO-YIN. YAN YIN asks YIN-OI to visit HO-YIN at the club for massage. She discovers that somebody is taking pictures of them secretly and she tries to chase after that person. YAN YIN recalls that TING-LING has ordered allergy drugs and she goes to her home for investigation. HEI-TUNG visits HO-YIN to question him. HO-YIN admits that he has met TING-LING on that day and she was still holding the walking stick when she left. HO-YIN is influenced by TING-LING's death and he wants to postpone his wedding. MAN-KIT believes that the person who left with a backpack was not HO-YIN.… ...