The story of how Eun-jin (Eun-kyung Shin) became a legend in the South Korean underworld by defeating an army of gangsters.
When Aryong, the daughter of a triad boss from Hong Kong is accused of killing the boss of a competing triad, she is goes into hiding in Korea. Upon arriving, she is guided by a nimble but loyal Gi-chul and his motley crew, who are assigned to protect her until her return.
Xia Mu is a troubled child whose salvation comes in the form of Shu Yawang. When something terrible happens to her, he seeks revenge. Nothing is the same in their lives after that.
The police and some gangsters scramble to hide incriminating evidence from an ambitious prosecuting attorney