Legendary sniper Zuo Yingjie rose to fame and made remarkable achievements in the first battle, but was falsely accused and imprisoned. In prison, he unexpectedly received a top secret mission from the cold and seductive female spy Shen Xue - to assassinate Japanese bacterial warfare expert Kiyoshi Kitano.Zuo Yingjie took orders in the face of danger, but was unexpectedly betrayed by a traitor. He was ambushed by the archenemy of the Japanese army, the ace sniper of the battlefield, Shimagawa Guozheng, and fell into danger. A shocking conspiracy gradually surfaced. National hatred and family feud, narrow paths meetThe peak showdown is on the verge of breaking out