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.
胡慧中
as Snr Insp. Julia Cheung
千葉真一
as Supt. Yamada
錢嘉樂
as Teddy Wong
盧惠光
as Chi Wang-Cheung
塩谷庄吾
as Sato Mitsuda
石橋雅史
as Sato's Karate Master
松田優
as Harada
金彪
as Teddy's Father
James Ha Chim-Si
as Li Chuk Biu
李發源
as Li Chui Hon
Sonny Song
as