Documentary narrative about the fighting of the Pinsk, Volga and Dnieper military fleets, about the heroic deeds of sailors who entered the war near Brest and fought from the Volga to Spree, from Stalingrad to Berlin. Squalls of artillery fire brought them down on the rear of the enemy, "on wheels" moved their warships from one river to another, landed daring landings, helping the troops force water obstacles...