義姉の代わりに、余命一年と言われる侯爵子息様と婚約することになりました (Associated Names)

After losing her parents in an unfortunate accident, Edith was taken in by her father’s family, the Oak Ridge Earl’s family, where she was treated coldly by her uncle and aunt, who became her stepparents, and her cousin Dahlia, who became her stepsister. One day, the Oak Ridge Earl’s family received a marriage proposal from…