Two Chinese merchant ships were attacked in Mekong river and 13 crews were killed. Thai policemen found 9 hundred thousand crystal meth on the ships. This new shocked China. Gang Gao, the leader of Narcotics Corps in Yun Nan province was assigned to lead a special team to Golden Triangle to investigate. Cooperated with a informer, Fanxin Wu, Gao discovered that 13 crew member were brutally murdered and framed up. Gao and Wu decided to fight for justice out of China no matter what it takes.

At the beginning of the 20th century, China is in a state of crisis. The country is split into warring factions, the citizens are starving, and recent political reforms have made matters worse, not better. The ruling Qing Dynasty, led by a seven-year-old emperor, and his ruthless mother, Empress Dowager Longyu is completely out of touch after 250 years of unquestioned power. Huang Xing has recently returned from Japan, where he has studied the art of modern warfare. When he finds his country falling apart, he feels he has no choice but to pick up the sword.