1918. "I don't know," he said. Commissar Tokhtar Baitenov leads a detachment of Chekists, which is not numerous. The story of the film unfolds quickly, it is a typical "Ostern" — an oriental action movie: shooting, chase, dancing of beautiful girls, but at the same time, along the film line, there is a smell of mysterious gossip and repression with characters.
The builders of the hydroelectric power station face a difficult task: it is necessary to speed up the work in order to provide electricity to a number of other industrial facilities in the region. Construction managers are taking different paths to solving this problem.