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.
as Marina Rodionova
as Pavel Khlyuzdin
as Nastya Sukonnikova
as Andrey
as Arkadiy
as Rodion Zosimovskiy
as Hlyuzdin's mother
as pedestrian with glasses
