Ho Pui-lan was the secretary of the writer Wu Him, but she died suddenly at home. Ho's mother commissioned private detective Chan Kin-chau to investigate and found out that Pui-lan and Him were having an extra-marital affair, and also discovered that the contents of Him's fiction were similar to the contents of Pui-lan's suicide note. When Kin-chau finds out that the contents of Him's fiction are similar to the contents of Pui-lan's suicide note, he and Pei Lan's sister Yuk-lan reenact the murder case, and Him is stimulated and hallucinated to reveal the truth of the murder...
Cast

Patrick Tse Yin
Chan Kin-chau

Chow Chung
Ng Ying-lin
Chan Tsai-Chung
Ho Yuk-lan

Wong Wai
Police Sergeant/ Cheung Yu-shing

Sek Kin
Wu Him

Helena Law Lan
Mrs Wu

Seung-Goon Yuk
Ho Pui-lan

Aai Dung-Gwa
Chan Kin-chau's assistant/ Fuk the Shortie

Ma Siu-Ying
Ho Pui-lan and Yuk-lan's mother

Chu Siu-Boh
Unknown

Tang Cheung
Goon
Wong Hon
Unknown

Ho Pak-Kwong
Waiter
Tai Sang-Po
Servant
Heung Hoi
Truck driver
Crew
Cho Kei
Director
Woo Mei-Bing
Screenplay
Sung Ming
Editor
Chan Kon
Cinematography
Wong Sum
Assistant Director
Ho Kiam Ngiap
Producer
Tsui Kam-Lun
Hair Assistant
Chan Man Fai
Makeup Artist
Mui Ching
Sound Recordist
Lau Wang-Yuen
Music
Chan King-Sam
Set Designer
Lou Wai
Script Supervisor
Edward Hoh Yue-Yip
Manager of Operations
Lam Wai
Production Manager