Koushaku Fujin wa Dorei ni Shojo o Ubawareru

Genevieve, a noblewoman from a fallen family, is married off to the elderly Marquis Gregory in exchange for financial support. What awaits her is a nightmarish marriage, where she suffers under his cruel and abnormal tendencies. One day, Gregory brings home a slave named Rau—a man with a strong physique and a surprisingly gentle nature. As Genevieve interacts with him in her role as his caretaker, she experiences kindness for the first time. However, under Gregory’s twisted command, their relationship is forcibly changed, binding them together in a situation neither can escape. As time passes, an unexpected emotional connection begins to form between Genevieve and Rau. But when Gregory notices their growing bond, his obsession takes an even darker turn… [Original Webtoon](https://www.comico.jp/comic/12800)