In spring, the apple orchards bloom in Kursk. Here live Asya and her stepfather Sergey, an employee of the Kursk Nuclear Power Plant. They sense that trouble is looming over the city — air raid sirens sound more frequently, enemy drones appear near the nuclear plant, and a local eccentric artist predicts an impending apocalypse.

The Nativity of St. John the Baptist temple is undergoing reconstruction, while in the lower church, volunteers are weaving camouflage nets to send to the front. Almost every day, mothers come to the temple, waiting for the return of their sons...