Guan Yu fled from his hometown to Youzhou Zhuo Jun in his early years because of crimes. In the first year of Zhong Ping, Liu Bei, a relative of the Han clan, organized volunteers to fight against the Yellow Scarf Army in Zhuoxian, and Guan Yu and Zhang Fei were among them.
Later, Guan Yu followed Liu Bei around the world. He was captured by Cao Cao and killed Yuan Shao's general Yan Liang in Bai Mapo. Together with Zhang Fei, Guan Yu called him an enemy of ten thousand people. After Battle of Red Cliffs, Liu Bei helped Zhou Yu attack Coss in the south county, so as not to send Guan Yu to the north road and stop Cao Cao's reinforcements. After Coss retreated, Guan Yu was appointed as the prefect of Xiangyang.
Guan Yu stayed in Jingzhou. In the twenty-fourth year of Jian 'an, Guan Yu surrounded Xiangfan, and Cao Cao sent reinforcements. Guan Yu captured Yu Jin alive and killed Pound, which greatly shocked China. Cao Cao wants to move the capital to avoid its sharpness. Later, Cao Cao sent Huang Xu to reinforce, and Monroe of Soochow attacked Jingzhou. Guan Yu was caught between Scylla and Charybdis and was defeated and killed.