Hung is a street-wise smart aleck and Mak is his dumb sidekick. They are partners, mostly in unlawful jobs. One night, the two are spotted by Zaza in the middle of a heist. Consequently, they go to jail. Hung hates Zaza for this. In prison they are befriended by old timer Hui. The three run afoul of boss Orca and try to avoid Orca by insulting chief warden Ko. They are brought before correction officer who is none other than Zaza. Hung hates Zaza more.

The result of a top secret project spearheaded by the Chinese government to create the ultimate soldier, Agent Nieh Ling (Khan) possesses superhuman strength and agility. She's also the only test subject that doesn't go insane as a result of the experiments she's subjected to, so when three of her fellow operatives embark on a rampage of violence in Hong Kong, Ling is dispatched to take them out. After a freak accident erases her memory, the super soldier is taken in by a wisecracking cop and his girlfriend, who nickname their high-kicking new pal "Chun Li." The suddenly-carefree Ling begins to enjoy the lighter side of life, but when her deadly targets surface, Ling and her new friends find themselves in the fight of their lives.

When an evil demoness attempts to enter the realm of humans, a Taoist priest and his two fairies battle her and steal her Bead of Hell. The conflict re-emerges one thousand years later in modern-day Hong Kong, where a police captain unknowingly takes in one of the fairies who's being pursued by the demoness.

Salesmen Bangladesh and Robert once worked in countryside and came across a female ghost and a sissy ghost, but their driver was killed by the ghosts unfortunately. Bangladesh and Robert were rescued by a Taoist Master, Cheung. They were so scared that they had to find a new job. The boss of the new company, Mr. Kan, authorized his daughter to be the manageress. His son, Tin Wai, was jealous and requested various ghosts to make a mess of the company in order to usurp power. So, the staff receive special training on exorcising ghosts.