Tensei Arasaa Joshi no Kotoyo Kaikatsu
Reincarnated Maiden's Reformation Activities in Another World! / Tensei Arasaa Joshi no Isekaikatsu - Seiryaku Kekkon wa Iya na no de / Zatsugaku Chishiki de Tanoshii Kaikaku Life wo Kekkou Shichaimasu! / Tensei Arasaa Joshi no Kotoyo Kaikatsu - Seiryaku Kekkon wa Iya na no de / 転生アラサー女子の異世改活 / 転生アラサー女子の異世改活 政略結婚は嫌なので、雑学知識で楽しい改革ライフを決行しちゃいます！
A thirtysomething woman wakes up in another world as Magnolia, the daughter of the Gilmore Marquis family. She expects a comfortable, relaxed life, but instead finds herself confined to her room and abused by her relatives. Unable to endure her treatment any longer, Magnolia resolves to leave the Gilmore family. She plans to live on her own and pursue an independent life, using her knowledge to make that future possible.