The drama details the legendary life of Mi Ba Zi, a young girl who lived in Chu during the Warring States period. She was sent to Qin as a concubine and part of her sister Mi Shu's dowry, separating her from first love Huang Xie. Ying Si passes away while his sons are still battling for the throne, and ultimately, Ying Dang comes out as the successor. Mi Yue is banished to Yan with her son. However, Ying Dang suddenly dies, leaving Qin in a state of chaos. Mi Yue enlists the help of Yi Qu of Xiongnu's army, successfully returning to Qin, suppressing political revolts and instates her son Ying Ji on the throne. Thus, Mi Yue became the first Empress Dowager in China's history.