In the second year of the Dragon of the Tang Dynasty, Li Jun, a modern man, was reborn on the body of Li Chongjun, the prince of Tang Zhongzong. On the surface, the Tang Dynasty, which was flourishing with flowers and singing and dancing, has fallen into internal and external troubles. Wu Zetian's nephew Wu Sansi, with the help of his foreign relatives, controlled the government and framed Zhongliang, cut off the emperor's descendants. Turks and Tubo are ready to move and invade the land of China. In times of crisis, Prince Li Chongjun stepped forward to eradicate rape and evil, and reorganize the Tang Dynasty.