Jason Chan, a Hong Kong lawyer, is angry at the way the law protects criminals and decides to take the law into his own hands, dishing out vigilante justice when a key witness and his entire family are murdered. But hotshot cop Cindy Si is soon on Chan's case, and the situation unravels into a fight that only a few will survive.
Policeman
Asprin and Strepsil, two petty thieves who inadvertently become involved in a murder case when they steal items belonging to a murdered man. The man had hidden an important microfilm in his passport, which the thieves pass onto a forger friend Panadol. Inspector Ng is assigned to the case, along with Inspector Morris from Scotland Yard! The investigation leads the cops to the bumbling crooks and soon they are on Triad leader Tin's tail, he will stop at nothing to get the incriminating film back and with his hitman and bodyguard at his side, he proves too much for the inspectors to catch using legal means, in frustration they give up their badges and go after Tin alone.
Policeman
A policeman forsakes his dream of world travel to care for a mentally impaired brother, who is later kidnapped by gangsters.
Fake Policeman
Sammo and George Lam are partners in crime and they scam some triad big shot out of a load of money and decide to retire. Three years later they both receive letters from Stanley Fung, in which he informs them that he has proof of all their criminal activity and unless they do exactly what he says–he will turn it over to the cops. Fung is an ex-cop himself and is trying to get the goods on the same triad leader that Sammo and George scammed.