C228 court coup
The King of Qin had heard that he was powerful and well versed in the law, so he was promoted to become the Central Chariot Palace's Emperor with the order of the law. He also let him teach his son, Hu Hai, how to judge a case and break it down, and as Zhao Gao was good at observation and flattery, he quickly gained the appreciation and trust of the First Emperor of Qin and Hu Hai