Sixties of the sixteenth century. Oprichnina has been introduced in Rus', numerous conspiracies are being woven against the Tsar, noble families are at enmity against each other and their sovereign, fragmentation and turmoil on the brink of civil war reign in the country. At this very time, the most powerful of the powers in the world decided to take the Russian lands into their own hands. The Battle of the Ages is coming, which will determine the future of Rus' and the rest of the world. But only Andrei Zverev, Prince Sakulsky by right of ownership, knows about this, and is able to look into the future through the mirror of Beles. And only he, amidst the general confusion and indifference, is trying to prevent a catastrophe.