Xiao Buyu, who traveled through time and became a gangster, stole the commission and became the fake magistrate of Ping'an County! He engaged in cement, sugar, and workshops, turning the poor county into a prosperous place. He also unexpectedly met the empress Li Yingluo who was visiting privately in disguise. While hiding his fake identity, he has to deal with bandits, rebels and provocations from the four countries. He uses modern wisdom to overcome crises repeatedly, using potatoes to save famines and gunpowder to defeat the enemy. From fighting each other to fighting the enemy side by side, the two gradually develop a love for each other amidst the intrigues and chaos of war. In the end, the fake county magistrate counterattacked the general who protected the country, brought the empress back, and joined hands to protect the peace of the country and the people!
