"Your husband is sleeping with your student" – Olga finds such a note in one of the bouquets that were presented to her in honor of her triumphant speech at the scientific forum. Olga is a mathematician. She can easily figure out who sent this anonymous letter. Except this man is found dead. This is how a dangerous game begins, each move of which is associated with one of the Fibonacci numbers. What do they mean and how are they related to Olga's life? The answer is far in the past. Every mistake will cost the life of someone close to the heroine.
Алёна Коломина
as Ольга Барковская
Дмитрий Пчела
as Гоша
Дмитрий Блохин
as Денис Петрович Денисов
Stanislav Tikunov
as Вадим
Антонина Дивина
as Ася
Zoya Mansurova
as Юля Ростовцева
Анастасия Чепелюк
as Женя Багирова
Елена Валюшкина
as Карташова
Алла Малкова
as Лариса Игоревна, мать Диня
Юлия Матросова
as секретарь
