Tensei kizoku wa taishi o idaku! `ii go mibunda na, ore ni kureyo' (Associated Names)

Osamu Takahashi died in an accident and was reborn as Issac, a family member of the Marquis of Wellord, with intact memories from his previous life. However, he finds himself in the world of Otome game which his sister was playing. The game’s theme is “Stealing Love”, that is stealing away fiancee’s from game characters.…