The Golden Gremory [On Hold]

(Y/N) Gremory 1/3 human 1/3 devil 1/3 divine born from a demi-god and a devil the brother of Rias and the current Lucifer. Neglected and Abused by his parents and sisters along with never knowing his mother he finds his only comfort in books. When he turns thirteen he runs away from his family, he is later found by A...