The theme of the ninth chapter of Romance of the Three Kingdoms was " Three Great Heroes versus Lu Bu." This time, it was mainly about three brave warriors-Guan Yu, Zhang Fei, and Liu Bei working together to fight against Lu Bu, who was known as the "strongest person". This time, Lu Bu showed his amazing martial arts and cruel nature, forcing the three warriors to unite and fight against him. In the end, through Guan Yu, Zhang Fei and Liu Bei working together, Lu Bu was defeated and his ambition to rule the world ended. This time, the theme emphasized the importance of teamwork and loyalty. It also showed the heroic image of the three warriors and their deep friendship.