Million Wong, a millionaire, is killed by an ice awl. As his appearance is almost identical to Chow Sing Sing, a brilliant cop, Officer Lai orders Chow Sing Sing to go pretend to be the millionaire to investigate the two most suspicious persons—Million's wife, Judy Tong, and Tailor Lam.
Fight Back To School III
Million Wong, a millionaire, has a date with an unknown girl. That night, he is killed by an ice awl. As his appearance is almost identical to Chow Sing Sing, a brilliant cop, Officer Lai orders Chow Sing Sing to work as an undercover cop again. This time, Chow Sing Sing has to pretend to be the millionaire to investigate the two most suspicious persons—Million's wife, Judy Tong, and Tailor Lam. Ho Man, Chow Sing Sing's fiancée, gets mad when she hears about the plan, while Judy sees through Chow Sing Sing and secretly goes to report him to the police. At Million and Judy's anniversary celebration, someone attempts to murder Chow Sing Sing. Later, he sees Judy arguing with the secretary Man Ching. As he investigates further, Chow Sing Sing's life is threatened by the unknown killer.