During the reign of King Zhaoxiang, the struggle between Qin and Zhao for hegemony came to an end. Wu'an Jun Bai Qi led the Qin warriors to attack Shangdang, hoping to inherit the destiny of unifying the world; Li Mu in northern Xinjiang was ordered to face the danger, and led the Zhao soldiers to rush to Changping to defend his homeland. The fateful showdown between the two Wu'an kings begins. In the smoke of the battlefield, the responsibility of the Qin people and the sacrifice of the Zhao people are intertwined, composing a tragic epic of the flesh and blood of the Chinese nation.