In these turbulent times, life seems to be extremely difficult for everyone. Miss Ye San was murdered when she was young, and her whole family seemed to be affected by a rape. By mistake, he joined a gangland organization and became the killer Ye San. He could not distinguish between men and women, and his life was still difficult. By chance, she learned that the organization she belonged to was actually a dark organization of the imperial court, working to eradicate dissidents for big figures. Her family seemed to have been killed by this organization more than ten years ago. In order to get rid of the organization, Ye San took on the most difficult tasks of the last three orders, and his life and death depended on fate.