The confrontation of bio-energetic entities from other universes, whose Dark Forces have ruined more than one planet, brought them to Earth, where they will fight for the souls and hearts of people in every way possible for them.The plot unfolds in the Middle Ages, in the era of the Crusades. This is a story that could have been true, or perhaps it was… Hunting in the woods led two knight brothers to a fateful encounter with a beautiful princess who was in mortal danger. Offering her help, they incurred unpredictable, partly impossible adventures, from which not all manage to get out alive. they have a lot of battles with vikings, on whose side the dark forces and demons fight, the brothers are helped by the light forces and angels. At stake is the future of all humanity and the planet. Will the Good win this time or will the darkness engulf the entire planet, enveloping it in darkness? All this you will find out in the book.