Kung fu star and choreographer Corey Yuen spins this vigilante flick featuring Yuen Biao as Hsia Ling-ching, a court prosecutor who is sick of watching the criminal and the corrupt waltz away from justice. After knocking off well-connected drug pushers and underworld denizens, Hsia finds himself not only tailed by determined cop Cindy (played by American kung fu diva Cynthia Rothrock but also pursued by a number of hired guns contracted by crooked gumshoe Sergeant Wong (Melvin Wong. Soon Hsia is scaling building, battling baddies and clinging to helicopters. Roy Chiao Hung and Wu Ma also appear.