"Blood Fog" is a novel telling the history of the Anti-Japanese War in Chongqing. 1937 To 1949, Chongqing. Wu Yun walked through the bloody morning mist, saw the devastated land and corpses scattered everywhere, heard the roar of bombs and the wailing in residential buildings... What kind of world is this? The smoke is thick, the war is raging, and the lives are devastated. As a member of the Communist Party, Wu Yun lurked in the Central Unification alone. He not only had to cooperate with the underground party in Chongqing to attack the Japanese invaders, but also dealt with the Central Unification and the Military Unification. The cruelty of the Japanese army and the cunning of the traitors made his nerves tense at all times. He did not know what his fate would be at the next moment, nor where he would die, but he firmly believed that his efforts were worth it and peace would surely come.