Issei Hyoudou and the problem children adventure to another world

Issei Hyoudou is living a normal life, suddenly notices a sealed letter in his pocket and decides to open it, prepared to learn about his parents' secrets and more. Suddenly, he is propelled into the sky, and before his eyes, a fantastical world like a dream expands. In this world, Issei Hyoudou confronts his own abilities and deals with his parents. Warning : If anyone don''t like issei hyoudou Character don''t recommend for you