A survivor of the bubonic plague that has laid waste to much of Europe, nineteen-year-old Hanna is sent to a convent near Kosice by her wealthy father. She finds a wounded man named Cayo in the snow outside the convent and begins to nurse him back to health. There is something different about Cayo: his wounds heal much faster than expected, and Hanna becomes aroused whenever she is near him. Cayo seduces her. Hanna falls ill and Cayo urges her to flee the convent when he learns a priest has examined her. With those who once loved her now intent on her death, Hanna turns into a creature of lust and base desire: a succubus. She believes she will never know what true and pure love is again—until she meets a handsome paladin named Tartu...