Traveling through the Warring States Period and Qin Dynasty, he became Ying Rui, the eldest son of the Ying family who came from a humble background. Living in a troubled court where the throne is vacant, princes are fighting for power, and relatives are constraining them, he understands the truth of the king's test of people's hearts and the intrigues of the court. Faced with the fate of King Zhaoxiang's execution of Bai Qi, he risked his life to protect the Qin Dynasty's God of Killing, and used his actions to win over the general and win over his troops and subdue the courtiers. Dealing with the forces of Lu Buwei, Mrs. Huayang, and other princes, he broke through the situation step by step, kept a low profile, and stood out in the court trial. He was appointed as the Crown Prince of Qin. He and his young son won the government, took charge of Qin Zuo, and paved the way for the eternal hegemony of unifying the world!