The police discover a lot of illegal workers in a container truck at Ma Liu Shui. WAN Sir believes that TUNG is involved in it. YUE warns TUNG to stop doing it but TUNG threatens him with a video showing that YUE had accepted a gold watch from him. YUE gives information of illegal workers to NIN deliberately. When NIN carries out the arrest, YUE carries out investigation at TUNG's club as well to look for the video. NIN discovers some drugs and a gun in TUNG's car. TUNG seizes the gun and runs away. KIT learns from WING that YUE has gone to TUNG's place for investigation and he finds it suspicious. TUNG discovers that SHUI is acting intimately with a man on the street and he scolds SHUI immediately. SHUI is upset and she moves to her classmate's home to stay. CHING asks KIT to give her MING's address. Upon seeing MING, CHING becomes mad. During the chaos, CHING captures WAI with a knife……