A "o'clock of bull" is a novel in that an enthralling adventure plot harmoniously combines with unique philosophical-ethic conception of author, новаторски переосмыслившего the genre of antiutopia.History of expedition of earthmen of the distant future to the planet of Торманс, inhabited by the descendants of a long ago runaway from Earth people, where society that is divided by "короткоживущих" appeared as a result - cheap labour force and "long-living" - habitants, presenting a value due to the knowledge and talents, and absolute power on a planet belongs to Advice Four.Roman "Час bull" written almost 50 back, but remains still actual for readers in the whole world.