Overview: MAN HIN is bullied by other prisoners when he is sent to prison. For?tunately, YUEN SZE takes care of him. Thus, they become good friends. One day, YUEN SZE is attacked by his rivals. MAN HIN saves him but is serious1y hunted. YUEN SZE is very impressed. Different gangs try to have MAN HIN as its member and lure him with money. However, MAN HIN refuses. MAN HIN is affected by YUEN SZE and his aptitude changes. PUI SUN uses CRE HO's official power to force AH B's subordinates, AH TAK and others, to be under him. AH TAK and others refuse and try to take revenge on CHE HO. CHEUNG CHUNG PAK, an officer of I .C.A.C., receives a complaint on CHE HO and PUI SUN. CHE HO investigates the illegal business run by PUI SUN in order to divert others' attention. FONG TUNG suspects CHE HO. CHUNG PAK inspects CRE HO and his sources of wealth. This delays CHI HO's promotion. CHE HO recognizes that he will have no prospect in the police force……