Cao Cao came to Chen Liu, he gathered the feudal princes to send armed forces to suppress Dong Zhuo. All the feudal princes (Yuan Shao, Yuan Shu, Gong Sun Zan, Sun Jian, etc) are all elected Yuan Shao as leader of an alliance. Hua Xiong who is a brave general of Dong Zhuo was fighting Sun Jian, Bao Xin, etc in Si River, they are all failed. Guan Yu would like to fight with Hua Xiong, Yuan Shao made light of Guan Yu, but Cao Cao proposed a toast to encourage Guan Yu, he didn't drink, he went out to kill Hua Xiong at once.