A talented neurosurgeon, who lost his family in a plane crash, receives a worrying diagnosis. The time of the life-saving procedure coincides with an emergency operation, and the hero has a choice to make: rescue a patient or save his own life...

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.

The hero of the film consciously goes to extreme actions and analysis of the psychological process, where subconscious pictures of visions and discoveries give grounds for real fears for the future of humanity. The semantic and pictorial fabric of the film develops against the background of deep retrospectives about the emergence of Christianity. The film was shot in 1991 by actor Nikolai Kochegarov in Minsk.