The picture is dedicated to the exploits of the Soviet underground fighters and partisans who heroically fought against the German invaders during the Great Patriotic War. The image of the main character of the railway worker Ales Arlovich is collective, but it is based on the fate of the Soviet underground fighter Fyodor Krylovich, who committed the largest land sabotage of the Second World War at the Osipovichi railway station.
In 1930s Poland Christian boy Ivan goes to live with a Jewish family to learn a trade. He becomes friends with Abraham, the son of the family. However, anti-Semitism is rife in their environment, and they flee to escape an upcoming conflict. Journeying together, they demonstrate their inseparability.