Xiao Feng, a modern-day time traveler, becomes the magistrate of Xiao County and uses modern knowledge to build a utopian haven. When Empress Wu Lengshuang visits incognito, she goes from misunderstanding him to appreciating his talents, and the two join forces to fight the treacherous court official Yu Huatian. Xiao Feng uses modern weapons such as dual pistols, cannons, and helicopters to overcome crises. Ultimately, he dons an iron suit to defeat powerful enemies, helps the empress consolidate her throne, and rises from county magistrate to a renowned statesman.