Starting 1970s. Marina Rodionova gives birth to a child from a donor. Grown up son Andrei she tells the legend of the deceased father. It takes many years. Son of a student accidentally discovers that his father is a professor Hlyuzdin who teaches at his institute. Andrew's friend can not get from Ladder strict professor and then Andrew decides to introduce his father and mother.

Larisa Udovichenko
Marina Rodionova

Stanislav Sadalskiy
Pavel Khlyuzdin
Mariya Lobachova
Nastya Sukonnikova
Leonid Torkiani
Andrey

Sergey Migitsko
Arkadiy

Igor Dmitriev
Rodion Zosimovskiy

Yevgeni Lebedev

Igor Golovin

Mikhail Vasserbaum

Valentina Egorenkova
Vladimir Zaykin

Kira Krejlis-Petrova
Hlyuzdin's mother

Irina Osnovina

Andrey Chumanov
Yuliya Solokhina