Ai Sareta Koto No Nai Hairo Reijo Ha, Kaminari Koshaku No Hanayome Ni Narimashita Onnagirai No Danna Sama Ni Aisare, Shin No Chikara Wo Kaika Sase Shiawase Ni Naru Made (Belize Fantasy Sweet) [Light Novel]

[Machine Translation] Because of her unusual appearance with gray hair and eyes, Sera is abandoned by her own parents and treated like a slave by the viscountess who takes her in. The bullying escalates, and when Sera is pushed down a well, she finally prepares to die. When she wakes up, however, she finds that Siegwart, the first of the three dukes, is in front of her! He is known to be a misogynist and a cold-blooded man who has "no use for wives," but he seems to have saved Sera from death. He is also fed up with the unending offers of marriage, and says that he will make Sera a temporary contract wife...? And so began a formal life as a married couple, but what awaited them was a life of pampering. I'll never give Sera to anyone. I'll make her happy," Siegwart's overprotectiveness accelerates... This is an otherworldly Cinderella story in which an unfortunate daughter becomes happier than anyone else.

灰色の髪と瞳という異質な容姿のせいで、実の親からは捨てられ、引き取られた子爵家には奴隷同然の扱いを受けるセラ。いじめはエスカレートし、井戸に突き落とされたセラはついに死を覚悟する。しかし目を覚ますと、目の前には三大公爵家筆頭のジークヴァルトの姿が!?「妻など無用」というほど女嫌いで冷徹と名高いジークヴァルトだが、瀕死状態のセラを救ってくれたよう。さらには、途切れない縁談話に嫌気がさしたのかセラのことを一時的な契約妻にすると言い出して...!?そして始まった形だけの夫婦生活だが、待っていたのはなぜか甘やかされる日々。「セラは誰にも渡さない。俺が幸せにする」とジークヴァルトの過保護が加速していき...。不遇な令嬢が誰よりも幸せになる異世界シンデレラストーリー。