A triad assassin is sent to kill a female witness to a murder only to fall in love with her instead.
A Hong Kong police detective investigating weapons smuggling through the airport runs into a corrupt customs officer. Things escalate to a ruthless munitions smuggler kidnapping two security officers' daughter.
An undercover Japanese cop tries to find some girls who have mysteriously disappeared in Hong Kong.
Something fishy is going on in the anti-Drug Trafficking Unit of the HK Police, and only a few honest cops know that the corruption goes all the way to the top. However, they must prove their case quickly, and by unconventional means, after they are framed for murder and drug-trafficking themselves. Dodging bullets from cops and criminals alike, the race is on to clear their names, protect their loved ones, and bring their corrupt colleagues to justice.