本片由袁浩泉导演、倪匡编剧，何中衡(白彪)、秦英豪(李修贤)及罗正(孙建)乃三个初出茅庐的捕快，由县办之捕快训练班出来后，秉除暴安良，维护法纪之宗旨，尽力扑灭罪行，县中赌馆妓院，均遭扫荡。三人虽尽见县官与捕头目无王法以及贪财害命的暴行，却因坚拒同流合污，而惨被陷害。究竟，正义能否战胜强权?

　　After the corrupt former Mayor is killed by the peasants, poor janitor Juan Vargas is appointed ne