Tai Fei discovers he has a son, and soon realizes that he is a triad member involved in the Tung Sing gang which deals in narcotics.

Cheung Lok-Ming, voted the Most Handsome King of Tutors, has many admirers among his female high school students while his wife waits patiently for a marriage proposal. Two of his students invoke the Saucer Spirit to predict the questions in their Chinese History exam. After being two-timed by her boyfriend Ted, Joyce tricks Mr. Cheung back to her apartment where Saucer Spirit bewitches him into killing her and her friend mid-seduction. After dumping the bodies into the sea, he finds himself being investigated by failed cop and toilet connosseur Ma Tung who can't even keep track of his own police badge. But Cheung has other secrets buried 20 years in his past.

Nozzle, Pepper, Cocky and Mistress are a troublemaking girl gang in Tsim Sha Tsui. Local rascal Prince falls for Nozzle and often helps the girls out of trouble, clashing with local punks. When Nozzle ignores him, he turns to Pepper. The punks frame Prince for drug trafficking, and the girls must team up to clear his name.

A psychotic family kills people that trespass on their own lonely island.