魔力0でも魔術狂いだったので、第二の人生では無双する～俺だけ知っている魔術知識で極大魔法をぶっ放す～

Synopsis

The curtain rises on an insane, magic-obsessed fantasy! There once was a man who, despite having no mana, was captivated by magic and dedicated his entire life to its study. His story, unable to abandon his desperate wish to use magic, takes a dramatic turn when he’s reincarnated into the body of Filio, a boy who died mysteriously by suicide! Together with his first friends at the magic academy and a beautiful teacher, he overcomes one disaster and crisis after another with overwhelming magic—! The ultimate magical domination by a former zero-mana genius who’s finally obtained mana begins here!