Modern Xiao Da unexpectedly travels back in time to become the Great Qian and Faint Lord, and also gains the ability to read minds. He discovers that the government is completely controlled by Prime Minister Fan Yun and Grand Commandant Xie Yao, and that the ruler is dim and the ministers are secretive, leading to instability in the country. Fan Yun wanted to help Prince Xiang Xiao Bu ascend to the throne, while the Grand Commandant wanted to become the Regent with his status as a relative. The Empress wanted her son to inherit the throne and rule from behind. Xiao Da decided to continue being a foolish ruler and took advantage of the opportunity to select a concubine. Xiao Da helped Xie Yao's political enemy Liu Qing to rise to power and control the Forbidden Army. Just as the Japanese envoy came to Beijing, Xiao Da did not follow the usual path. With the help of mind reading, he defeated the Japanese provocation at one stroke. At the critical moment of the Later Great Qian, craftsmen produced countless new weapons and defeated the enemy country