A Red Army officer Polevoy possesses a navy dirk with a secret message encrypted in its handle. The second part of a message belongs to a White army officer Nikitskiy. It's up to three young friends of Polevoy to uncover the mystery.
Writer: Anatoli Rybakov
Director: Nikolai Kalinin
Misha Polyakov
Genka
Nikitsky
uncle Semyon
Misha's Mother
Misha's grandmother
Misha's grandfather
Polevoy