16-year-old twin brothers in Dnepropetrovsk go to look for the treasure of Father Makhno, but in an underground sewer from 2019 they suddenly fall into the past - to 1919. After a series of adventures, they end up in the First Rebel Army of Nestor Makhno, who at this very time is wondering whether to join the Bolsheviks. People from the future help the famous anarchist make the right choice. The history of Russia had the opportunity to follow a completely different scenario.