This city deprived Grigory Laskar of everything. Here, within his native walls, he was declared a traitor, his proud name was taken away, he was subjected to a shameful execution and forever banished to a foreign land. And after this, one of the best and noblest sons of Constantinople, calling himself Zoran of Ragusa, he was forced to become a mercenary - to fight in other people's wars for other people's money. But then the year 1453 broke out - the hordes of the Ottoman Sultan Mehmed poured into his city. And Gregory, a descendant of the imperial family, forgot his previous grievances. Constantinople must not fall! Even if soon it will be called not Constantinople, but Armageddon...