Xiao Ping

Cheung Yan-lai is imprisoned as he is framed by his elder brother Yan-tsuen. Yan-lai escapes and takes revenge with a quasi-scientific sorcerer, who uses orangutan blood to turn the Yellow Hair Monster into an unparalleled weapon when it drinks human blood. Yan-lai, the Yellow Hair Monster, and the sorcerer, go to confront Yan-tsuen after knowing he will donate a gold Buddha for fund-raising. They are caught in a warehouse. A female ghost kills Yan-tsuen. Heroine Wong Ngang and the Director rush there. They fought with the sorcerer, who dissolves a corpse using a poisonous solvent. It also kills the Monster. Yan-lai gets an electric shock and the sorcerer is scared to death by a vampire. Mother Lo, Yan-tsuen's maid, disguised as the ghost and the vampire. The gold Buddha belonged to her father, who was killed by Yan-tsuen. Yan-tsuen raped her. She sought revenge, takes back the Buddha, and killed Yan-tsuen's wife. Wong Ngang gets the Buddha. She, Wu Ah, and Heung Ngan are satisfied.

The Flying Dragon gang goes on a rampage and the police Inspector is at his wits' end. He then commissions Wong Ngung, Wu Ngar and Heung Nga to help him catch the gang members. Suet-ying, a young woman, is addicted to gambling and owes a huge sum to the gambling den that belongs to the Flying Dragon gang. She has even signed IOUs. When the younger sister of Ying's husband sees that Ying is weighed down by worries, she asks Wu Ngar for help. Wu Ngar sneaks into the gambling den, but her behaviour is suspected by the gang leaders, Tai-kit and Tai-hong. Fortunately, Wong Ngung saves her. To get back the IOUs, Ying falls under the control of Hong and Kit. Master Lung has evil designs on Ying. He first kills Kit and seizes Ying. Hong then shoots and kills Lung. Wong Ngung and her two partners get back the IOUs for Ying. They notify the police Inspector to arrest the members of the Flying Dragon gang. Hong is shot and injured by Wong Ngung. He is arrested with the other gang members.

Yim Tai-hung stages a diamond heist but one of his men slips away with a diamond necklace. Sustaining a fatal wound, the betrayer gives the necklace to his friend Chow Ping at Rose Apartment before he expires. Chow calls her cousin Wu Nga for help. But Wu, Wong Ang and Heung At come too late. She however manages to reveal the whereabouts of the necklace at her last breath. The trio is framed for the murder but is later acquitted. Striving to crack the case, Wong infiltrates the apartment at night and uncovers the necklace, which is then used to lure the real culprit out. But her plan is foiled by a young and reckless Wu who falls into Yim's trap. Luckily Wong and Heung deliver the hostage to safety while the police arrest Yim's accomplices and kill the ringleader in the ensuing shootout.