The film sheds light on the life and work of one of the main activists of the October Revolution - Mikhail Frunze. Frunze had managed to escape from prison, where he was placed in the same way as many other revolutionaries. But the resourceful hero finds freedom and hides from the tsarist police, posing as a nobleman. His fake mask flawless and confuses the police. The film is interesting in terms of personality growth and influence gaining of one of the leaders of the Soviet Union in the early stage.