After the sudden tragic death of her father, young Nadinka became an orphan. She also lost the house in which she had lived all her life. Now she has only a faithful nanny Agasha and her beloved Serezhenka.
Seryozhenka, Sergei Ilyich, is so absorbed in a particularly important project: he is busy building the world’s first nuclear icebreaker, Lenin, that he rarely calls from Leningrad. And poor nanny Agasha does not really believe in the existence of the groom, because she has never seen him.
And then, to the objective difficulties of the life of young people, problems created by ill-wishers are added: the talented engineer Sergei with his innovative ideas is declared a pest.
Who needs this bullying and why? And will the young be together?
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