Fake Eunuch: Hearing the Concubine's Voice and Dominating the World

Lin Yun was originally a master of traditional Chinese medicine and a doctor of surgery, but he accidentally traveled through time and became a fake eunuch and the son of a criminal. Once his identity is exposed, he will definitely die. Then, he discovered that he could actually hear the voices of the concubines in the harem. Manage the harem and rule the world. What? If you say the emperor can't do it, then I'm sorry, our country and beauty both belong to our family!