Nikolai Markin, a police captain, is sent on a mission into the taiga, in the uuyuuylony. But to get to the place he was not fated: just a few kilometers away from the barbed wire he sees prisoners who escaped from behind bars. Without a moments hesitation, Markin is sent to the chase, having with them no victuals, no map, no equipment. Soon the captain says that he himself someone pursues.