A love comes unexpected to the businessman (who meets the scientist woman) and his daughter (who meets scientist' sun).

A seventeen-year-old nurse lives in a small provincial town, who is raised by a strict surgeon grandmother. One night, Lerka runs away from home and goes to Moscow in search of her mother. From that moment on, adventures begin in her life. The adventures are funny on the one hand, and instructive on the other. Arriving in Moscow, Lerka finds a very strange baby in her mother's house. It turns out that Mom was taken to the hospital, and six-year-old Deniska is none other than little Lerkin's brother. Deniska is a very unusual kid, smart beyond his years, but he doesn't talk at all. Two weeks spent in the capital, a difficult relationship with his brother, meeting new people completely change Lerkin's life.

A seventeen-year-old nurse lives in a small provincial town, who is raised by a strict surgeon grandmother. One night, Lerka runs away from home and goes to Moscow in search of her mother. From that moment on, adventures begin in her life. The adventures are funny on the one hand, and instructive on the other. Arriving in Moscow, Lerka finds a very strange baby in her mother's house. It turns out that Mom was taken to the hospital, and six-year-old Deniska is none other than little Lerkin's brother. Deniska is a very unusual kid, smart beyond his years, but he doesn't talk at all. Two weeks spent in the capital, a difficult relationship with his brother, meeting new people completely change Lerkin's life.

Gleb is a golden youth boy, an idler living a lavish life. He believes he’s not obliged to comply with any rules. But one night during a street race he knocks down a man, and is about to go to prison. His wealthy and influential father has all the power to save his son from prison. But he wants Gleb to reconsider life values, and brings the young boy to a northern village far away from civilization.

34-year-old physicist-astronomer Ignat Halley, fascinated by the stars and work at the mountain observatory, flies to the capital to file for a divorce. In Moscow, under unusual circumstances, Ignat meets a mysterious girl Taisia Artemyev and meets her whole family: mother Yulia, sister Dusya and intelligent, eccentric grandmother Yanga Lvovna. This meeting turns everything upside down in the life of an astronomer. And on New Year's Eve, Ignat will have to make an important decision that will change not only his life, but also his new acquaintances.

34-year-old physicist-astronomer Ignat Halley, fascinated by the stars and work at the mountain observatory, flies to the capital to file for a divorce. In Moscow, under unusual circumstances, Ignat meets a mysterious girl Taisia Artemyev and meets her whole family: mother Yulia, sister Dusya and intelligent, eccentric grandmother Yanga Lvovna. This meeting turns everything upside down in the life of an astronomer. And on New Year's Eve, Ignat will have to make an important decision that will change not only his life, but also his new acquaintances.