Liu Wei was accidentally reborn as Xiang Yu's younger brother, using modern knowledge to create new weapons and improve military training methods. When he was raising troops in Kuaiji, he ran into the enemy's female spy Su Yao, and the two secretly fell in love with each other. As the anti-Qin war progressed, Liu Wei discovered that there was a secret behind Xiang Liang's death in the battle. At the same time, he was involved in the power dispute within the Chu army. His relationship with Su Yao was also full of twists and turns due to his stance.
