Chronicle of the unheralded and unsuccessful invasion of the Soviet Union by the Italian army during World War II.

In a mountain village in Transcarpathia lives the family of a carpenter Mykhailo Tsar. They are respected everywhere, and the head of the family is very proud of it. Suddenly the son Oleksa fell in love with the paramedic Nadya, although he has a wife and Nadya has a child. Father and brothers force Oleksa to leave his mistress.

After a test flight, pilot Sergei Sazonov was invited to a group of astronauts. Intensive preparation begins for the flight into space: classes in the weightlessness chamber, constant study. Sergei decides that he does not have the right to meet with a cheerful student Natasha, whom his friends accuse of frivolity. But their telephone conversation ends up asking him to marry him.

Svetlana, young pretty girl, works as a trolleybus driver in a small town and almost all her permanent passengers are at least a little bit in love with her.

Leonid Komkov, despite his lack of experience, is obsessed with becoming a helmsman on a riverboat.