A third of Eurasia is bound by eternal ice... Warlike tribes roam the snowy expanses of Siberia, intelligent bears in Muscovy drink vodka to the sound of balalaikas, and the British Empire, having swallowed up most of Europe, rules the world... In the New World, evolution stopped millions of years ago, and impassable The jungles of both Americas are teeming with antediluvian creatures... Whose whim made our world like this? And who is he, a lonely wanderer, doomed to search for the mysterious Lexicon - the only thing on Earth that can change the universe?