FAN drives FUNG home and on the way they see a young woman kill herself by jumping down a flyover. The newspaper headline draws the public attention. It states that the young woman was a part-time prostitute. LEE orders FAN to investigate the case. KI hires a prostitute but he refuses to pay as he is not satisfied with her service. Being blackmailed by SE, KI seeks help from FAN. SUM goes to play mahjong in Po Kee Store. She seems to be a kind woman but in fact she is looking for new part-time prostitutes to work for her. FUNG is transferred to the CID.