To Whom Will God Send(На кого Бог пошлёт)

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.