During the period of 1940, as one of the most important battlefields in the anti-fascist war, China entered the stage of stalemate between China and Japan. In order to speed up the invasion of China, the Japanese army is secretly planning an appalling germ warfare, so the Japanese army decided to speed up the research on germ warfare weapons. Jin Shenshui, a doctor who escaped from the Nanjing Massacre alone, went to Taohua Town, a "Jiabao model area" set up by the Japanese army. Jin Shenshui inadvertently saved Bai freshman, a biochemical expert, but it was the beginning of a series of complicated events. The veil of singing and dancing in Taohua Town was gradually lifted, and inhuman bacterial human experiments and horrible and deadly brain-controlled drug experiments surfaced one by one. Under the guidance of the party organization, Jin Shenshui skillfully dealt with cunning enemies and risked his life several times.

Episode 45: Guerrillas fought fiercely with Japanese brigade and gendarmerie, and Ye Fu was killed. Shizuko takes the child as a hostage, and Jin Shenshui talks with Shizuko. At this time, Shizuko was holding the bacterial bomb he had studied before. Jin Shenshui and Shizuko talk about once the bacterial bomb is dropped.