This film was shot in an amazing place, in the very north of Transbaikalia, in the Charskaya hollow, surrounded by the peaks of Kodar, Udokan and the Kalarsky ridge. Since ancient times, only Evenks and reindeer herds roamed here. Civilization came here only in the middle of the 20th century for the first Soviet uranium, which was mined by convicts, and for copper from the unique Udokan deposit. But what brought our contemporaries here?