Via Gobi and Khingan

The story follows the final stage of World War II, focusing on the defeat of the Kwantung army by Soviet and Mongolian forces. Central to the plot is the mysterious laboratory of Japanese General Ishii Shiro, where bacteriological weapons were developed through inhumane experiments on prisoners.

Epidemiologist Dmitry Sokolov plays a crucial role in uncovering the secrets of this laboratory, ultimately sacrificing his life to complete his mission. The film offers a depiction of the intense military operations that took place across the Gobi sands and Khingan spurs, highlighting both the bravery and the moral implications of warfare.