In the second year of Emperor Yuanguang of the Han Dynasty, the failure of the Mayi Plan completely changed the life of the girl Du Yingying. With her family destroyed overnight, she had no choice but to follow her childhood sweetheart, the young Hun general Zhao Xin, to defect to the Han Dynasty official Nie Yi. At the same time, Zhao Ying, a Han man shrouded in revenge and anger, made up his mind and fell to the Huns' court.
The war between Han and Huns is about to break out. Smoke rises suddenly in Mobei. The Han soldiers are waiting in arms, and the Huns cavalry are gearing up.
Zhao Xin, a Hun who was forced to surrender to the Han court, Zhao Ying, a Han Chinese who turned to the Huns for revenge, and Yingying, a survivor of the East Hu who were constantly struggling with their fate, were all swallowed up by this whirlpool that changed the destiny of China, but intentionally or unintentionally affected the development of the Han-Hungarian war...