The film tells the life story of the famous Russian scientist, researcher, traveler and pioneer Nicholas Miklouho-Maclay. The film shows the most interesting moments from the life of a scientist and his travels. Nicholas Miklouho-Maclay was the first to land in New Guinea, getting acquainted with the aborigines, their customs. Among the natives of New Guinea, Nicholas Miklouho-Maclay lives for several years. The scientist also falls in love with the daughter of the Vice President of Australia, the film shows the relationship between Nicholas Miklouho-Maclay and his lover.

Based on the novel by Evgeny Nosov, staged by the Kuibyshev Academic Drama Theatre named after Maxim Gorky. About the inhabitants of a Russian village who went to defend their homeland in the first days of the war.

The plot is based on the story of a meeting and reconciliation after many years of separation of the Mikhailovs, the realization of a mistake they made in their youth. Once they were too lazy to understand each other. He left for the construction site in a hurry, and she, having accepted his departure, did not forget the offense. A few years later, the hero came to his wife and grown-up daughter