Wong Kam-Kwei, a gang boss on the decline, overseeing bathhouses and karaoke bars, falls for a small restaurant owner, Mei. He begins to help her business, and learns that Mei is already in love with Leung, a member of his gang. He’s also like a brother to Kam-Kwei. When a rival gang hoping to steal his territory kills Leung, the only thing left for Kam-Kwei to do now is to protect Mei and avenge Leung.

A scientist uses his invention - the "Menger Sponge" - to capture the energy of a dead child's spirit in an old building. In trying to determine why the energy of the ghost does not dissipate, the team discovers the identity and the dramatic story of the boy.

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.

Wan Fei (Joey Yung) is a promising Chinese Opera singer who is secretly in love with Ho Fung (Nicholas Tse). She plans to sing for him from the stage, but, in a tragic accident, dies mid-song. Years later, Wan Fei's ghost returns, and finds that part of her spirit has been reincarnated in the form of Chor-bat (Eason Chan). Wan Fei still longs to sing her song for her lover, and, after much humorous confusion, her dream is fulfilled.

2001 documentary

Upon discovering that his estranged twin brother Lok has died, Joe's investigation of Lok's troubled past sends him to the world of underground boxing, where he suspects the opponent killed Lok during a bout. Sorely Joe finds himself unleashing his own animalistic instincts as he comes face to face with his brother's possible killer.

Tung is a street cop in Hong Kong who's friends with a Triad named Fai. Fai hires a hit man to murder a business rival; the hit goes wrong and Fai, implicated in the incident, goes on the run.

Sing's last two films were flops, but he is given the helm on a Category III sex film and has to cope with a leading lady who won't do nude scenes, Triad backers, and a crumbling relationship with his girlfriend.