Masaaki Yano

Saybil can't remember his life before he joined the magic academy. He has the lowest grades, because his amnesia leaves him unmotivated. One day, the school headmaster, Albus, orders him to participate in a dangerous special training. "I want you to spread the use of magic in an area where they hold witch hunts." This story is a spin-off of 'Grimoire of Zero.'

Toujou Basara is a high school student whose father has suddenly just remarried. His father then departs overseas leaving Basara with two new beautiful step-sisters. Little does he know, his new sisters, Mio and Maria are actually the new Demon Lord and a succubus!? Almost trapped into a life of servitude, Basara forms a reverse contract by accident and ends up becoming Mio's master! Hijinks ensue as Basara finds himself in one ecchi situation after another. However, Mio's life is in danger as she is pursued by demons and heroes!