Based on Emilian Bukov's fairy tale of the same name about the hero of Moldovan fairy tales, the shepherd boy Andries, who dreamed of becoming a knight, about the magic flute that was once given to him by the fairy-tale hero Vainovan, and about the struggle against the evil wizard Black Whirlwind, who hated all living things.
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.
