The murder of an ordinary policeman happened in a provincial town Limansk. Police officer Lyubov Virtanen comes from Moscow to investigate the crime. Her appearance is troubling the local authorities.
A young Komsomol member Vitaly Bonivur is fighting for Soviet power in the Far East and Primorye. Red underground workers are not the first day want to arrange an escape of their fellow prisoners. And the brave Bonivur takes part in the organization of the getaway, but for counterintelligence he remains elusive. Vitaly Bonivur's aspiration for justice, heroism and determination — courage and bravery of a young man who fights for a bright future.
Explosions are raging in one of the ports in the territory occupied by the German fascist invaders. An old and experienced military leader, Admiral Reinhardt, arrives to investigate these emergencies. Together with the head of the Gestapo, SS Standartenfuehrer Hübe, he takes all measures to suppress the activity of the partisans, raids and arrests, but all in vain. Underwater sabotage continues. A detachment of fighters with experience of submarine warfare is sent from Italy to fight the demolitions.
Based on the novel by Mikhail Stelmakh “A Big Family”. The second film of the trilogy (“Human Blood is Not a Water”, “Dmitro Goritsvit”, “People Don’t Know Everything”) tells about one of the first collective farms of Ukraine, the fight against the kulaks and the love of the communist Dmitro Goritsvit for Marta, the Petliurist's daughter, who guilty of the death of Dmitro's father.
