In the battle of Xinye, Liu Bei defeated Cao Cao with fewer victories, and Cao Cao led 500,000 troops to take revenge. Liu Bei's 3,000 troops arrived in Dangyang County and were suddenly stopped by Cao Bing. They didn't get rid of Cao Bing's pursuit until dawn. Zhao Yun, who was guarding Liu Bei's family, found that Liu Bei was missing. He separated his mother and son, hastily called thirty riders and went back to the disorderly army to look for him. Zhao Yun, under the guidance of an eldest sister-in-law, found Mrs Mi and her son by the dry well behind a water cutoff wall. Mrs. Mi said, "Seeing that General A Dou is saved ... I will die without complaint!" Say that finish, while zhaoyun do not pay attention to jump into the well and die. At this time, Cao Bing came here to kill. Zhao Yun tearfully pushed down the earth wall and buried his wife. He quickly picked up Dou and rushed out. Cao Jiang came, fought for three rounds and was killed by Zhao Yun. Not far away, I met Zhang cadmium, a general of Cao Cao. After playing for more than ten rounds, Zhao Yun took the road and walked away, only to find that he and the horse fell into a trap. Zhang cadmium stabbed with a gun. Suddenly, Ma Ping of Zhaoyun jumped out of the trap, and Zhang Cadmium was scared to retreat. Zhao Yun fought the general with great ferocity. Seeing that Zhao Yun was unstoppable, Cao Cao, who was watching the battle on the mountain, ordered that he must be captured alive. Zhaoyun took advantage of this opportunity to rush out of the encirclement, even killing 50 members of Jiangcao, and finally gave Adou to Liu Bei.