The Yakuza of Japan has infiltrated the universities of Hong Kong and are conducting illegal activities such as underground bare knuckle fights,gambling and drugs. Hong Kong Police team up with the Japanese Secret Service to bring down the ruthless gang but their agents always seem to wind up dead. As a last resort they have a female detective (Sibelle Hu) infiltrate the organization in order to bring them down.
Unfortunately the movie Fighting Fist is not yet available on HBO Max.
| Directing | Sonny Chiba | Director |
| Directing | Casey Chan Lai-Ying | Director |
| Writing | Casey Chan Lai-Ying | Writer |
| Writing | Masaru Yamamoto | Writer |
