Louis Keung Kwok-Wah

Lao San, is a retired Marine veteran who lives in his world of innocence and optimism due to a brain injury. He assumes the role of a dedicated vigilante and fights people whom he considers bad.

A beautiful young woman also happens to be the best professional car thief in town. Every man she meets makes a pass at her, except her boss at the legitimate job she has as a cover. She determines to take him away from his arrogant, stuck-up girlfriend.

Lung comes from China to Hong Kong in search of a new life and fortune. He is employed as a security officer by Lee at a night club that he runs. When Lee’s partner dies, his business is endangered by his partner’s son, Soufu. As retribution, Lee’s daughter May, hurts Soufu. Soufu’s anger gets the best of him, and he murders Lee. May must now make the next move in this deadly game of chess, and asks Lung to help her avenge Lee’s death. Lung hesitantly agrees, and the hunt is on to give Soufu exactly what he deserves!

When terrorists abduct a deadly government attack robot, the call is put out to the Gen-Y Cops, an elite task force with lethal fighting skills. Together with a trigger-happy FBI agent, the Gen-Y Cops race against time to destroy the robot before it destroys their city.

When the Ronin Gang robs an armored car, three cops — Chan, Fong and Wai — go on the warpath. Each has a personal interest in bringing down Ronin leader Tien: he killed Chan's fiancée, humiliated Fong and kidnapped Wai's brother.

Four new Banshee Squad Members join the Hong Kong Police Academy to undergo training supervised by Madam Wu. Their personalities don't click with the current Squad Members, resulting in petty arguments and duels. However, they later make peace with one another as they join the Tiger Squad Members, supervised by Inspector Kan, to undergo new training courses together and combine forces to take down a band of terrorists.

A country boy becomes the head of a gang through the purchase of some lucky roses from an old lady. He and a singer at the gang's nightclub try to do a good deed for the old lady when her daughter comes to visit.