The great Turkic state, united by the Union of three tribes, is in danger of disintegration. The great Kagan Elteris, who preserved the unity of the Turks, dies at the hands of traitors who seek to become the rulers of a new state. The son of Elteris Kagan, heir to the throne, 12-year-old Kyul tegin flees. He is destined to go through many trials before returning to his native home.