During the Yuanshuo period of the Han Dynasty, Huo Guang came through time and became the younger brother of the champion Hou Huo Qubing. The so-called brother is more valuable than the older brother! Relying on the reputation of the champion, he opened a restaurant in Chang'an City where you can listen to music. And in the restaurant, a A knight named Pu Tian often came here to visit. In addition to listening to music every day, he also always asked him about some important national affairs. Huo Guang was annoyed this day, so he asked him a question: Do you know what Qin Shihuang's greatest achievement is? To unify the country and unify the country? No! Create an imperial system and abolish feudalism? No! The books are written in the same language, the cars are on the same track... No, no! The greatest achievement of the First Emperor was to bury alive those experts who had nothing to do!