ルヴォー家の令嬢アイディーリアは、政敵であるフォンタナ家の嫡子シルヴィオと惹かれあい、ひそかに愛を育んでいた。しかしルヴォー家の陰謀によりフォンタナ家は粛清され、シルヴィオも行方不明になってしまう。それから五年、罪の意識に苛まれるアイディーリアの前に、隣国の大公となったシルヴィオが現れる。 「おまえに許されるのは、俺の慈悲を乞うことだけだ」 愉悦の笑みを浮かべる彼に純潔を奪われたアイディーリアは、 それから毎夜、熱い欲望を穿たれて――。 Idilia, the daughter of the Levaux family, was attracted to her political enemy, Silvio, the son of the Fontana family, and she secretly nurtured love. However, due to the plot of the Levaux family, the Fontana family is purged and Silvio disappears. Five years later, Silvio, the Grand Duke of the neighbor's country, appears before Idilia, who suffers from her guilt. "All you can do is beg for my mercy." Idilia, who was robbed of her chastity by him with a smile of her joy, Then every night she was struck by a hot desire.