The war burst into the peaceful life of three friends suddenly, forever changing their destinies. Each of them went to the front, leaving the most valuable things at home in order to fight for this most valuable thing. Surprisingly, they are helped to survive in this fiery hell of battles with fascism, music. Taking musical instruments with them, friends play to maintain the morale of fellow soldiers, as well as to compose the leitmotif of Victory so desired by all.

12-year-old Mitya Privalov dreams of drawing comics about superheroes. But the boy’s parents, robotics engineers, want him to follow in their footsteps. Mitya finds understanding and support where he did not expect: the A-112 robot-rescuer created by his parents or just Robo. Incredible adventures await them, during which Mitya will teach a new friend to believe in himself and his dreams, and Robo will become an example of courage and responsibility for the boy.