Moscow Rus' of the 16th century. Vast expanses, dense forests, wide rivers. To the south, beyond the Wild Steppe, are the possessions of the Crimean Khanate, to the east, across the Itil River, to the Kazan Khanate. Tens of thousands of Russian prisoners, captured in countless devastating raids, languish in Tatar dungeons. And Tsar Ivan Vasilyevich the Terrible begins preparations for a big war... But so far no one in Kazan knows about this. There is a fierce, and at times deadly, struggle for supreme power. The beautiful Syuyun-Bike, a woman of exceptional beauty, naturally finds herself at the center of political intrigue. She, the daughter of the influential Nogai Murza, is destined by fate to become the “mistress of three harems”...