A martial arts instructor from the police force gets imprisoned after killing a man by accident. But when a vicious killer starts targeting martial arts masters, the instructor offers to help the police in return for his freedom.
A team of cops get brutally exposed to violence after raiding a drug operation and discovering a link between few members of the police force and an American crime syndicate dealing with drug trafficking.
Carol 'Do Do' Cheng,
A Hong Kong cop and two American cops are onto a suspected harbor worker and are forced to team up when they discover that the suspect is a witness on the run from CIA agents and their schemers; two corrupt cops.