1924 Summer in Shanghai, 6 year old Zhou Zhengya witnessed the whole family was a group of unidentified people Miemen tragedy, she and her brother Zhengxin escaped under the cover of the neighbors, siblings separated after the escape. Fourteen years later, Zhou Zhengya vowed to find the murderer killed her parents. The lesser Shanghai has become a thief, at about fourteen years she met two sisters, busking dots and show her three sisters high officials and noble lords, steal rob the rich and assist the poor. A chance encounter that Zhou Zhengya met underground party members of our party Yiyan River, in the river under the guidance of the three sisters embarked on the road of revolution, at the same time, through the efforts to it, finally found the lost brother orthodoxy, and found out that killed their family. Contact after a period of time, Zhou Zhengya found himself like a river Yiyan and learned that brother Zhengxin in addition to revenge and other purposes, and so Zhou Zhengya and her two sisters investigate openly and secretly, the original letter has become a traitor, under the leadership of E Kazuhiko, after the three sisters together, finally in front of the righteous cause of the nation, Zhou Zhengya pointed the gun at dear brother.