The path to the treasured casket filled with knowledge did not promise to be easy from the very beginning. But no one could have foreseen that three peoples would try to take possession of the Book of the Seventy Crafts at once - Slavic warriors, warriors who came on ships from the north, and steppe nomads, and then a fourth would be added to them - the dog-headed race. And now each of the peoples has to understand who is the enemy on this path and who is the ally. Magic swords will help them with this, three of which are decorated with emeralds and one with rubies.