Lan Sheng, an underground fighting boxer trained by underground forces since childhood, fought for freedom in the octagonal cage. He was conspired to come to China on the eve of the Great Change of 1898. He became one of the Six Gentlemen of 1898. Tan Sitong, the son of Tan Sitong, witnessed his father joining the reform without hesitation in order to save the nation. He also saw the failure of the reform and his father's head was missing and was powerless. In order to avenge his father and inherit his father's legacy, he decided to join the revolution, overthrow the Qing Dynasty and change China.