Introduction: Since Zhang Jiao's death, the world has not returned to peace, the young emperor was abolished, and the young Emperor Xian was ascended to the throne, but he could only become a puppet emperor. All major affairs of the state and politics are controlled by Dong Zhuo. The people live in dire straits and fears all day long, causing the people to lose their lives. Cao Cao then negotiated with Liu Bei and Guan Yu to go to Luoyang to assassinate Dong Zhuo. Cao Cao used his own actions to prove that justice will eventually defeat evil. Collective interests will always outweigh individual interests. All those who try to destroy the stability of the nation with their own efforts will eventually receive their due retribution.