In the 1930s , a Japanese cult called The Temple of Hades was ordered to cooperate with the Japanese military to destroy China. They buy so many young children from poor family , who will be trained as a lethal killing machine and serve the Empire of Japan. One of them is Vajra , who was forced by his captors to fight for the food , and accidentally causing the death of his brother. Several years later , Vajra grown up and become one of the biggest killer in the Hades sect. Vajra escapes to China and joins Shaolin , where he receives spiritual enlightenment and determined to support China against Japan.

Xing Yu
as K-29

Steve Yoo
as Kurashige Daisuke

Poppin Hyun-Joon
as Crazy Monkey

Jiang Baocheng
as Tetsumaku Rai

Zhang Yamei
as Eko

Tony Liu Tian-jue
as Huang Zhiqiang

Hiroyuki Ikeuchi
as Prince Shiroginomiya

Yasuaki Kurata
as Amano Kawao

Zhang Chunzhong
as High Priest

Matt Mullins
as Bill