In 1392, the crown prince Zhu Biao passed away, and a top student in the history department traveled through time and became the emperor's grandson Zhu Yunwen. The suspicions of Emperor Taizu Zhu Yuanzhang of the Ming Dynasty were growing day by day. Cases such as Lan Yu and Hu Weiyong occurred frequently. The vassal king supported his troops and respected himself. Empress Ma (Empress Xiaocigao) was still alive and reconciled the conflicts between the emperor and his grandson with her benevolent virtues. The wheel of history is about to head towards the whirlpool of the Battle of Jingnan. Let's see how Zhu Yunwen changed his destiny against the will of heaven and wrote a different history of the Ming Dynasty.