Yingzheng swept the world and unified the six countries, but all forces were still ready to move. There are hundreds of schools of thought, each with its own merits, and the most mysterious among them is the Yin and Yang family, Ying Zheng's powerful backing. The sorrow of the Qin Dynasty is the sorrow of the times and the sorrow of history, and it is also an indispensable part of history. The bright moon hangs high on the branches, and the entanglement of the yin and yang knot becomes the most beautiful sadness. Qian Mo Qianxi, Xinghun, Moon God, Bai Feng, Zhang Liang, Donghuang Taiyi, all kinds of characters play the script of history until the end of the night, hiding behind the times...