At the end of the Eastern Han Dynasty, the young ruler of the Han Dynasty was unable to handle the overall situation. Cao Cao (played by Zhang Fengyi) was arbitrary in the court and used the emperor to control the princes. The doctor Kong Rong (played by Wang Qingxiang) swore to make direct remonstrances, but ended up being sacrificed to Cao's soldiers. It turned out that Cao Cao was determined to wipe out Liu Bei (played by You Yong), Sun Quan (played by Zhang Zhen) and other Jiangnan rebels and unify the world. After the Battle of Changbanpo, Liu Bei, assisted by military advisor Zhuge Liang (played by Takeshi Kaneshiro), led his sworn brothers Guan Yu, Zhang Fei (played by Zang Jinsheng), Zhao Yun (played by Hu Jun), etc., led the refugees to fight and retreat, and finally had to ask for help from Sun Quan in Jiangdong. Sun Quan was also hesitant about resisting Cao. But the Grand Commander Zhou Yu (played by Tony Leung) and his sister Sun Shangxiang both supported him to fight. Seeing the army approaching, the Sun-Liu alliance took shape. Zhuge Liang is pleased to see Zhou Yu's strict military discipline and his general Gan Xing (Nakamura Shido) leading the troops. Suddenly, news of a serious shortage of arrows and crossbows hits the army. Despite Lu Su's (Hou Yong) good-natured dissuasion, Kong Ming is willing to issue a military order to seek arrows and crossbows...