The events of the last year of the life of two prominent scientists, the father and mother of the author of the film, throw a new light on the Soviet state terror in the field of biology and genetics. The combination of a love story and a political investigation makes the painting a unique human document. The style of the film and the method of narration are due to the fact that the author is categorically against imaginary objectivity and for the most personal intonation of a witness of those events that only he knows about today, with the help of which real objectivity can still be achieved.