Looking for a manga wher protagonist was chased for his chilhood female friend in school but she was cold to him, then god opened portal in theirs rooms to conect them. He then recognized that she was wer lewd, and fixated to him.
Im loking manga wher guy was bulied by his sibilings and guys in school only his grandfader give himtaim. When his grandfather died he go to his grand father house and get transportet to another world