Officer Chan Ka Kui manages to put a major Hong Kong drug dealer behind the bars practically alone, after a shooting and an impressive chase inside a slum. Now, he must protect the boss' secretary, Selina, who will testify against the gangster in court.

• Golden Way Films Ltd.
• Paragon Films Ltd.
• Jackie Chan
• Brigitte Lin Ching-Hsia
• Maggie Cheung Man-Yuk
• Bill Tung Biu
• Chor Yuen
• Charlie Cho
• Kent Tong Chun-Yip
• Mars