Teleplay about the scientific discoveries of the world-famous geologist Vladimir Afanasyevich Obruchev during the Great Patriotic War.

The action takes place during the years of the Civil War in the Urals. It is difficult for the young woman Nadia Korneeva to make sense of the events unfolding around her. Having endured much grief and gone through numerous trials, she decides to join a Red Guard unit.

Based on the short story of the same name by A.V. Drabkina.