About the book: year / Moscow, 1477. For five years now, Ivan III has been married to the Byzantine princess Sophia Paleologus. Moscow is turning from a run-down forest principality into one of the most powerful states in Eastern Europe. Sophia does not like the old Moscow order and life in the wooden capital with its patched fortress walls and dilapidated churches. Meanwhile, the influence of the cunning, ambitious Byzantine is growing and not everyone likes it. Therefore, when a wave of mysterious murders sweeps across Moscow, it is Sophia who is accused of violating the eternal order and letting strangers into the city in the service of the devil.…