One day Pavel, a young man wounded in the war, suddenly shows up at the home of a Moscow scientist name Krymov and claims to be his illegitimate son. Krymov denies this, but out of compassion he helps arrange a necessary operation for Pavel. Then certain things begin happening which suggest to Krymov that he may have a psychologically unstable fellow on his hands.

Leonid Yarmolnik
as Yulij

Daniil Spivakovskiy
as Pavel

Elena Yakovleva
as Rita

Artem Shalimov
as Egor

Marianna Ilyina-Baltica
as Anya

Sergey Gazarov
as Kurbatov

Sergey Garmash
as Edik

Vladimir Bogdanov
as Ryvzh

Sergei Yakubenko
as

Darya Belousova
as