Takianna no Honshou wa S na no ka M na no ka Ore Dake ga Shitte Iru.瀧晏名の本性はSなのかMなのか俺だけが知っている。 (Japanese); Takianna no Honshou wa S nanoka M nanoka Ore Dake ga Shitte Iru.; Nature of Anna Taki is S or M either of whether, it is only I know; Only I Know Whether Taki Anna's True Nature Is S or M (English)