Chow Sing Sing is about to be kicked out of the Royal Hong Kong Police's elite Special Duties Unit. But a senior officer decides to give him one last chance: Star must go undercover as a student at the Edinburgh High School in Hong Kong to recover the senior officer's missing revolver.

• 永盛電影公司
• 三和電影製作
• Stephen Chow
• Richard Ng Man-tat
• Sharla Cheung Man
• Roy Cheung Yiu-yeung
• Barry Wong Ping-yiu
• Karel Wong Chi-Yeung
• Gabriel Wong Yat-shan
• Paul Chun Pui