Rus' is never left alone by its enemies. Especially those who see a threat in its very existence, and even more so in its power. And if it is not possible to resolve the matter by force, then intrigues and conspiracies are used. And now, finding himself in the unusual role of mediator-peacemaker between Byzantium and Bulgaria, Prince Halfdan the Gloomy sails to the border Bulgarian city of Pereyaslavets. Sailing, not knowing that the planned negotiations are just part of an intrigue, the roots of which again go to Rome, this Eternal City cursed by people and gods.