Set during WW2 at Soviet Army training school for military dogs and their cadet handlers. The school is near the border and as German forces approach, the school must evacuate.

August 1941. The first months of the Great Patriotic War are coming. The border school of service dog breeding of the Soviet border troops is deployed in the vicinity of the border of Ukrainian village. The front line is fast approaching. Not only the border guards face the enemy, but also the civilian surgeon Kira Pavlova, who was sent to work in the local city hospital as the head of the department, and her little daughter Liza.—Tango Papa