Ai wo Kureta no wa Shinigami Koushaku deshita

Agnes, a maid at a count's manor, had no recollection of her youth and was tormented daily by her seemingly emotionless demeanor. One day, she was sent to marry Gilbeyd Deddricks, known as the Grim Reaper Duke, in place of the count's daughter. However, the duke showed no interest in marriage and decided to let Agnes stay in his residence until he could find her another suitor. Contrary to the rumors, he turned out to be quite kind, which helped Agnes gradually open up to him. As time passed, she not only began to recover her lost memories but also discovered her hidden powers... Original Webtoon: Comico, LINE Manga Official Translations: English, French