After resigning, Su Zhe returned to his hometown, only to be met with several unexpected guests. These were some of the most tragically fated crown princes in history, and Su Zhe became their mentor. Li Chengqian: "Your Majesty, please call me Crown Prince!" Zhu Biao: "That fourth prince has quite the ambition; he needs a good beating!" Fusu: "I am not yet strong enough; when I am, things will change!" These heirs from different eras, armed with modern knowledge, were determined to completely rewrite their destinies! From then on, the Qin Dynasty did not perish after only two generations, the Han Dynasty revived its imperial glory, the Tang Dynasty abolished the Xuanwu Gate Inheritance Law, and the Ming Dynasty planted its sun and moon flag across the globe!