Based on the play of the same name by Mykola Kulish.
The film is set in the 1920s and tells of a brief period of "introduction" of the Ukrainian language (Ukrainization). This is the story of one crazy person living in the same crazy world.
The chairman of the collective farm, Yuri Sergeyevich, has no rest - and all because of the boys, whose main instigator is Petka, dreams of space flights are overwhelming. With his ideas, he gives a lot of trouble to adults, and they decide to entrust him with a "serious" business ...
Alexey Titarenko is very talented pilot and brave leader of "Singing group". He also must look after some new cadets and fight together with them against German Luftwaffe planes. Close to Alexey always are his friends, they are all from different parts of the country, but they all became real brothers.
Among the inhabitants of the fantastic realm lived a beautiful girl Mavka forest. Gentle voice piped woke her from winter sleep swain Lucas, whom she dearly loved. Mavka leave their forest friends and go to the people. But then she meets up with her mother and Lukas Killeen - people selfish and heartless ...
