bio of character and his team

in Gremory family, a boy name Y/n who was rescue by Rías Gremory and step brother of Issei, he had a wondeful life, until Rías decide to eliminate him cause His to dangerous and all the Gremory members agreed, however that also was a big mistakes they ever done, this Will be the story of betrayal, acción and Boobs i mean harem but not the Gremory ones nope this Will be...His story

Season 2:

After discover a group of Renegades spirits who control rías and the rest, Y/n and the rest of group must find away to free them, but More dangerous foes are rising, while on His journeys Y/n must embrace His " calling" in order to stop His twin brother from destrucción between humans and angels includes demons