In the eighth year of Yongle, Zhu Zhanji transmigrates into the body of the Xuande Emperor, only to be framed and imprisoned by the Prince of Han. He unexpectedly awakens a “Dual-World System” and arrives in the late Ming dynasty. When 500,000 Yongle cavalry ride through a bronze gate to face Li Zicheng’s 200,000 troops and the ** cavalry about to enter the pass, two emperors join forces to rewrite fate. Zhu Zhanji reforms the court with one hand and confiscates corrupt officials’ estates with the other, rebuilding the Yongle Golden Age amid the late Ming wasteland. Meanwhile, Zhu Di discovers that his seemingly gentle grandson has earned a fearsome reputation in the history books for “roasting the Prince of Han alive”…