Dressed as a young man named Ying Zheng, he leads the three armies to attack the Xiongnu in the north. Lu Buwei came to Meng Tian and Mengyi to accompany the army, and the Chu ministers were completely ashamed. 30,000 Cavalry gathered to dominate. Ying Zheng got on his horse and looked back at Xianyang: "Father, I am optimistic that after this battle is over, I will sit on the throne of Great Qin."