A modern retired special forces soldier accidentally traveled to ancient times and became Wang Zhongsi, a famous general of the Tang Dynasty. He rescued his daughter Wang Yunxiu and Yang Yuhuan. Wang Zhongsi finally defeated Prime Minister Li Linfu and avoided the historical tragedy of sudden death. Wang Zhongsi destroyed Nanzhao, destroyed Tubo, and participated in pacifying the Anshi Rebellion. Being named King of Ping'an, the legendary general Wang Zhongsi died a good death.