https://bookwalker.jp/de720fe66b-4e9d-41f8-a9c2-52c5b714d73e/

“My mistress is pregnant. I want to divorce you.” Sophia had married in place of her younger sister and, despite being treated coldly, continued contributing faithfully to her husband’s household. Yet because of her husband’s selfish reasoning, their three-year marriage comes to an abrupt end. Surprisingly, Sophia feels as light as a feather after being freed. “From now on, I’ll make myself happy.” Determined to enjoy the single life she never had, she begins healing her wounded heart while spending fulfilling days surrounded by the books she loves. Then one day, while absorbed in a magical tome, she catches the attention of the king’s younger brother…? Unknowingly deciphering ancient grimoires and even summoning spirits, Sophia’s hidden talents gradually become a major force in saving the kingdom from crisis. Meanwhile, as his business begins to fail, her ex-husband starts regretting his mistakes…? ([Sana Scans](https://mangabaka.org/group/zgbui9j/sana-scans))

Adela, a marquis's daughter, who has endured her fiancé Leonard's neglectful behavior for years. He always prioritizes his stepsister, taking her on dates, and constantly choosing her over Adela. Despite her attempts to bear with the situation, she finally reaches her limit when she catches Leonard kissing his stepsister and discovers that the pair are plotting to take over the marquisate. Heartbroken but resolute, Adela decides to fight back. She enlists the help of Leonard's cold, calculating older brother, Terence, and sets a meticulous plan in motion—not just to break off the engagement, but to ensure that Leonard and his stepsister can be together, while making them lose everything else in the process. ([Art Lapsa](https://mangabaka.org/group/bqpkbsf/art-lapsa)) [Kodansha-Comic](https://www.kodansha.co.jp/comic/products/0000424876) [Pixiv-Comic](https://comic.pixiv.net/works/12645?srsltid=AfmBOopmujljvtjHhOJ98646kpoBDWF4DcjkHCaDadwt32U1qsu1OmKY)