Nikolai Gerasimovich Kuznetsov - the youngest in the history of our country People's Commissar, who headed the Soviet Navy shortly before the Great Patriotic War. The young Commissar will have to confront an experienced and cunning opponent - Commander-in-Chief of the German Navy Erich Reder. The difficult situation at the front will require Kuznetsov to immediately make risky and even daring decisions, on which will depend on the fate of many battles. Disagreements with the Supreme Headquarters will not prevent the admiral to show courage and boldness in the realization of his plans on the way to victory. The series also has a bright love line, revealed thanks to the heroines Daria Ursulyak and Anastasia Mikulchina.