A modern history graduate student transmigrates into the body of Yuan Xun, the deposed crown prince of Northern Wei Emperor Xiaowen. At a pivotal moment in 496, he prevents Yuan Xun from fleeing north to Pingcheng. Relying on his knowledge of history, he struggles to survive amid complex political rivalries, ultimately inheriting the throne, correcting the flaws in the reforms to assimilate with Han culture, unifying the Northern and Southern Dynasties, and ushering in a golden age.