An obsessive love of Y/N over Rias Gremory, being protected by her lover at any costs Y/N vowed to protect her woman, Rias Gremory. As the weakest person, he has to be the scapegoat of the peerage growth giving him his near death experience. as he struggles to survive, he also struggled to get over his woman and earn his cognitive development and REVENGE! A story about a guy who struggles to move on and make his self improvement and seek vengeance over the betrayal and cuck that he got.