The Demon Prince goes to the Academy

Synopsis:

After passing on, the creator of "The Devil Lord is Dead" is given two decisions: In his novel, you can either go to hell or be reborn and make it to the end. The issue? He's renewed as Baalier Junior, a powerless devil ruler, after his domain was won! To exacerbate the situation, his endeavor to escape some way or another gets him selected as an understudy of the Imperial Class in Gradias Sanctuary, an esteemed human school. Can this author keep his identity a secret and find a happy ending amid political schemes and plotlines?