Zeoticus Gremory

As the esteemed leader of the Gremory Clan, this crimson-haired devil is defined by his immense kindness and deep affection for his family. The father of Sirzechs Lucifer and Rias Gremory, he navigated complex political alliances, including a strategic marriage arrangement between his daughter and the Phoenix Clan. Known for his generosity, he even funded a massive mansion for Issei Hyoudou, treating the young devil with paternal warmth and even referring to him as his own son.