The modern young man Zhu Fuba accidentally traveled to Nanjing in 1644, and his soul possessed Zhu Yousong, the Hongguang Emperor of the Southern Ming Dynasty who had just ascended the throne and was addicted to wine and sex.
As a modern person, the protagonist is well aware of the tragic history of Nanming's rapid demise and the tragic death of himself (Zhu Yousong) after being captured in the future. He must use all means in the shortest possible time to reverse his inevitable fate, change his fate against the will of heaven, and revive the Ming Dynasty.