This book is the real gift for historical prose of Умберто lovers Эко and Jacques Ле Гоффа. Thousand years back, in the epoch of "dark middle ages" senselessly cruel and one and all illiterate, to young Teresa, hiding the secret of the origin and reason of escape from home, coming to outlive a great deal, before she will become скрибой (by a secretary) and will get the protection of the personal adviser Carl Great. Exposing murders and untangling love affairs, Teresa and her tutor all nearer sneak up to the mysterious document it is fated that to predetermine the fate of christianity.