Olga is a werewolf of a very rare species. Her destiny is to become the mother of the heir to an influential family. And this purpose is above all! And that means no love, no affection and no pity for the chosen one. After all, after the first and only night - the Night of the Bloody Moon - the candidate for father will be sacrificed, so it is easier for her to hate him than to love him, but young Olga dreams too much of true feeling, and for the sake of it she is ready to challenge even her own nature.