Seirenna Reijo Ha Akujo Ni Naritai Chichioya Kara Mechakuchana Irai Wo Saretanode, Akujo Ni Narimasu! (Arianrose) [Light Novel]

[Machine Translation] Did you tell her to give birth to his highness' child? Father? Marie, the daughter of a poor provincial lord, has been singled out by the royal court to bear a child in place of the ailing "princess". Dazzled by the huge bounty, her father makes outrageous demands of his daughter. I don't care about my family's situation. But because of her mother's bad credit and debts, a happy marriage is not possible. If that is the case, I will fulfill my role, get the reward money, and become independent from my family! But at the castle, she meets a "princess" with hair and eyes the same color as Marie's and a whirlwind of intrigue. What awaits her in this inevitable situation is a fun life in an old house! The story of a young lady who has lived a clean and innocent life, and who brings about a miracle, is about to begin!

「殿下の子を産んでこいって言いました?お父様?」マリーは貧しい地方領主の令嬢で、王宮側から病苦に悩む“姫”の代わりに子を産む役目として目を付けられていた。多額の報奨金に目がくらんだ実の父は娘に非道な要求をする。実家の事情なんて関係ない。けど、身持ちが悪いうえ、借金までしていた母のせいで幸せな結婚は望めない。だったら、役目を果たして報奨金を手に入れて、家から自立してみせます!だが城で出会ったのは、マリーと同じ色の髪と目を持つ“姫”と渦巻く陰謀の数々。やさぐれ必至な状況で待ち受けていたのは、楽しい古民家生活!?清廉潔白に生きてきた令嬢が奇跡を起こす物語、開幕!