On the night when the entire army retreated, Qin Xiao was treated as cannon fodder and abandoned on the front line. No one expected that he would take down three enemy fortresses in one night, staining the battle flag with blood. The top military officials were frightened, and intelligence chief Shen Jin was ordered to investigate, but found in the files his connection to the annihilation operation three years ago. In the enemy camp, the mysterious medical officer Bai Ling, the abandoned engineer Zhao Tiezhen, and the lurking traitor Luo Xiao were all involved in this unknown storm. When the fire of truth ignites, who is the real traitor?
