After leaving her family estate for the capital, Nastya thought she could free her father—imprisoned in a fortress, accused of plotting against the imperial empress. And she almost succeeded, if not for one “but”: by the empress’s order, she has to marry—not anyone, but a werewolf… Besides, before her death her mother had commanded the girl to keep her witch power safe—especially from werewolves, because they… But what exactly those werewolves really are who guard Elisaveta Petrovna, it’s only for the girl to learn…