In 2001, where all correctional facilities have been privatized, martial artist Ricky finds himself victim to the corrupt system, found "guilty" of the manslaughter of an infamous crime boss.
Bun, a schizophrenic, former police inspector comes out of retirement to help a rookie detective solve a complex murder case involving a missing colleague and a suspected policeman suffering from a multiple personality disorder.
A French chef swears revenge after a violent attack on his daughter's family in Macau, during which her husband and her two children are murdered. To help him find the killers, he hires three local hit-men working for the mafia.