At the beginning of the First World War, Alexander Dragovich went to the front as a teenager. The October Revolution caught the hero in captivity in Russia. Like many of his countrymen, Alexander defected to the revolution. After becoming a chekist, Dragovich was sent to Turkestan. The film tells about the heroic struggle of a special purpose unit with gangs of Basmachi, spies of various stripes and saboteurs, about the adventures of the anarchist Kolya and the tragic love of Mushtari and Dragovich.