Sekinin Wo Totte Kekkon Shitara, Bibo No Hakushaku Ga Hanashitekuremasen (Noche) [Light Novel]

[Machine Translation] One day, Canary, a viscountess devoted to the study of magic, fails in an experiment and is transported to an unexpected place. There, she finds herself in the room of the young Count Fidel, who has just inherited the title. He has black hair and red eyes, which are said to be the color of demons, and is feared by the people, but to her surprise, Canary is naked in front of him. Fidel, whose engagement to Canary was broken off because of this, presses her to take responsibility and marry him. Apparently, in order for him to fully inherit the title, it is absolutely necessary for him to be married. She is not sure what to do, but when he offers to support her research on magic, she gladly agrees to marry him! The relationship began as a contract, but as they spend time together, she finds herself drawn to Fidel's sincere personality...?

魔術の研究に没頭する子爵令嬢・カナリーは、ある日実験に失敗して予想外の場所に転移してしまった。そこは爵位を受け継いだばかりの若き伯爵・フィデルの部屋。魔物の色と言われる黒髪赤目を持ち、人々に恐れられている彼を前に、なんとカナリーは素っ裸で―。それが原因で婚約が破談となったフィデルに、責任を取って結婚しろと迫られるカナリー。どうやら、彼が爵位を完全に継ぐには既婚であることが絶対条件らしい。迷ったけれど、魔術の研究をサポートすると言われ、彼女は喜んで結婚を承諾!そうして契約から始まった関係だったけれど、一緒に過ごすうちにフィデルの誠実な人柄に惹かれていき...?