Two men, one a lowly peon and the other a dutiful nobleman, are betrayed by their master and crippled for life-- One left with no arms and the other with paralyzed legs. Despite their obvious disadvantages, they strive to seek revenge against their evil master. The two men endeavor to track down the fabled Eight Jade Horses, said to hold the key to special martial arts techniques.

The place: Shanghai. The time: 1921. The Japanese aggression towards China is getting stronger each day. Enter Hsueh Ao-Lin, an agent of the government sent to uncover the Chinese traitors helping the enemy. Once inside, Hsueh must fight both the Japanese and his countrymen for his sake, and the future of China.