The series "Zagovorennyj" is a military drama about the feat of the Don Cossacks during the Great Patriotic War. Semyon Neupokoev is a veteran of battles with the Germans in 1914-1918, who was nicknamed "Zagovorennyj" for his amazing victories in unequal combat. Now he must once again confront his old enemy - Colonel Ritter, who has returned under the fascist flag. In order to defend the Don from the invaders, Semyon gathers a hundred Cossacks. On horseback and with sabers, the heroes stand against modern German tanks.