A large family gather to celebrate a birthday. It would seem like a great reason to get together. But the family is just a project of one of the "brothers" — an experienced psychologist who is conducting an experiment to create a "happiness formula". He believes that manipulating others, their emotions and desires, will make them happy. However, love interferes with the mathematical calculations, which can neither be calculated nor predicted.
Arseniy Popov
Denis
Artur Sopelnik
Andrey
Olga Prokofeva
Aleksandra Fyodorovna
Aleksandr Andrienko
Petrenko
Natalia Berger
Rita
Polina Belenkaya
Olga
Mikhail Dobrzhanskiy
Ilya
Aleksandr Krutikhin
Okhrannik
