This is a dramatic story of the restoration of the mines after the liberation of Donbass from the Nazis during the Second World War.

Osoaviahimovets (volounteer military trainee) Andron organizes an aviation circle on his Volna collective farm and plans to build a parachute tower. Pilot Oreshkin, in love with Varenka, the daughter of the collective farm chairman, who is categorically opposed to aviation in the village, promises the guys to bring a parachute soon. And no matter how cunning the chairman is, young people still manage to convince him.

Deti solntsa is a version of Children of the Sun by Russian writer Maxim Gorky, written in early 1905 and premiered on October 25 of the same year at Petersburg's Kommissarshevskaya Theater.