A family movie about a life of Trubachyov's pioneers detachment during the years before WWII.
The film is about the Soviet youth who fearlessly fight in the years of the Great Patriotic War against the Nazi invaders in the German-occupied Donbass and continue the work of their fathers, who in their time defended the Soviet Union.
One night, the crew of the Derbent tanker receives a signal about oil ignition on the Agamali tanker. Despite the fire threatening to spill onto the ship, Derbent is in a hurry to help ...