Told in reverse chronological order, the story starts in the present (June 7, 1994), when the stock market rebounded after the market became volatile and crashed for the weekend. After the stock market stopped trading for the weekend, the Ting's make the wrong bet and their entire fortune is wiped out, compounded by ending up in billions of dollars in debt. Ting Hai forces his sons to commit suicide by jumping off from the top of the stock exchange building before following after them.

In this prequel to the original, a bloody power struggle among the Triads coincides with the 1997 handover of Hong Kong, setting up the events of the first film.

A corrupt magistrate subjects an innocent young bride to inconceivable physical punishments after convicting her of killing her husband.

A hot-shot lawyer is hired by a Hong Kong chemical plant to dispose of opposition to their polluting ways. But when he falls for a beautiful woman out to stop the plant, he is torn in a conflict of interest and asks his trusty friends Samo and Biao to help out at least until they discover the true purpose of the plant.

Pao Lung Sing, a descendant of the legendary Judge Pao Ching Tin, is a 9th degree corrupt judge who changes his tune when he tries to champion a woman Chi Siu-Lin, who was framed for killing her husband. As a result, Pao is forced to flee and through a series of events becomes a 1st degree judge and comes back to wreak havoc and justice on the guilty.

While undercover officer Kit is taken prisoner by the syndicate, he befriends his keeper and discovers an organ trafficking ring.

After suffering life changing injuries in the line of duty, bomb disposal officer Fung turns his back on the police. But when a devastating series of bombings sweep Hong Kong, the police suspect their former ally may be involved after he is found unconscious at a crime scene. Now faced with memory loss and recalling only fragments of his former life, Fung sets out to uncover the truth and find out who he really is.

When a terrorist who specializes in explosives takes hold of an underground tunnel, he threatens to kill hostages if his demands are not met.

An operation in Thailand against a notorious drug lord changes the destiny of a Hong Kong Police Department narcotic team. Five years later, a drug dealing brings them together again.

In the midst of a violent gang war, a series of misfortunes threaten the fate of a gang boss and his mob.

Ho Kam-An is a lovestruck dim sum delivery boy who falls for a beautiful judo student. After being humiliated by her boyfriend, Ho Kam-An seeks the services of an aging master who teaches him a half-assed style of kung fu, "Karate Kid"-style.

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.

An undercover cop who invade a drug cartel led by a notorious Thai drug lord. In classic heroic bloodshed fashion, the two develop a bond of brotherhood.

A Hong Kong cop is struggling for his survival in the underground world, a place filled with criminals and low life people like moss in rotting hell.

After the authorities flee China with public funds, Wong Fei-Hung battles pirates and corrupt officials to help the government restore peace.

Liu Yue Ping reports to the ICAC about a rich 2G Cao Yuen Yuen who bribed officers of the Hong Kong Correctional Services (HKCS) from inside the prison. William Luk decides to infiltrate the prison as an inmate to conduct his investigation, while his partner Ching Tak Ming and Chief Inspector Lau Po-keung back him up from the outside.

Within a few years, petty crook Chiu rises to gang leader. But his professional ambitions are actually quite different: he wants to leave illegality behind and make a career for himself and his lover in Canada... as a chef. However, this craft must first be learned and Chiu's talent in the field of cooking leaves much to be desired.

Living in the guilt of sacrificing his informant in a previous operation, Criminal Intelligence Inspector Don Lee is wary when his superior orders him to send another informant to spy on the criminal operations of Barbarian, a vicious gangster plotting a jewelry heist. He seeks ex-convict Ghost, who agrees to work for Don despite vowing to go straight since he's desperately in need of money to repay a debt and save his sister. Ghost's driving skills help him infiltrate Barbarian's gang and earn his trust, but by feeding information to Don and hooking up with Barbarian's girlfriend Dee, Ghost is pushing himself into a tight and deadly corner...

Wai Siu-Bo travels to the future on a mission to cure the emperor's illness.

After his wife's murder, Ping sets up a Peace Hotel to act as a sanctuary for anyone who needs protecting. One day, a mysterious woman shows up who seeks shelter from a gang hunting her. Vowing to never turn anyone away, Ping must decide whether to help the women or risk confronting the gang.