Modern self-media blogger Cheng Ji is transported into the body of Princess Qingping of the Yun Dynasty—only to accidentally end up in bed with Princess Yun Ruoxi, the Fifth Princess, who’s been drugged at her own wedding banquet! Mistaking her for a maid, he whisks her away to Qingping County. Using cutting-edge modern strategies, he transforms the county: reviving local commerce, launching revolutionary 'female portrait studios,' and winning Princess Ruoxi’s heart—and the awe of every local gentry. Order, prosperity, and romance bloom under his rule.