At the Royal Biblia Academy, magical occurrences are commonplace...but ghosts?! While investigating a supernatural rumor at the school, Arata and his friends find themselves trapped in the Eternal Library--where a pigtailed beauty suddenly appears before their eyes! Just who is this very familiar-looking babe, and what is she after?!! It's Volume 3 of this romantic comedy and sometimes-serious wizard school story!

Not long after Arata enrolls at Royal Biblia Academy to become a magus do rumors begin to circulate about him being a "Demon Lord candidate." But with these rumors come gorgeous female mages...and one of them calls herself the future bride of the Demon Lord! With help from his friends, Arata continues his journey down the treacherous path of magic in this romantic comedy and sometimes-serious wizard school story!

Arata has obtained the power of Judecca, the Black Imperial Sword! But Abyss has a Demon Lord Weapon of his own--Caina, the Red Emperor Sword! As the clash between the two Demon Lords comes to an earthshattering climax, will Arata be able to achieve victory and save Lilith?!

When the fierce battle with Liese comes to an end, Arata undergoes an unthinkable transformation and begins diligently devoting himself to his studies. And when Lilith catches him at it, she volunteers to be his...private instructor?! Meanwhile, Royal Liber Magic Academy, one of the three great magical academies, mysteriously disappears, and the headmaster temporarily assigns Arata to be the Second Seat in Grimoire Security! Then, Arata is granted a precious reunion; there's much ado about an outdoor hot spring; and even more fan service ensues in Volume 5 of this romantic comedy and sometimes-serious wizard school story!!

One of Trinity Seven's own members, the fiendish Liese, attacks Arata with a "passionate kiss" that purloins all of his magical powers! With the Demon Lord Candidate's magic in her possession, Liese's powers are unmatched. But the key to defeating Liese must lie with the Demon Lord Candidate himself! How will Arata bear up under cruel and unusual training?! It's Volume 4 of this romantic comedy and sometimes-serious wizard school story!

Adjudicator Faunalia’s overwhelming might leaves Liber and Lugh battered and bloody. On the verge of defeat, Liber begins her counterattack…by revealing her true form! Meanwhile, Arata joins Celes on his quest to find Hijiri’s memories in the world of Laevateinn. But Arata’s not the only one who has vanished from sight—the headmaster of Royal Biblia Academy has taken a trip “upstairs.” What connection does he have to the forces at play as the threat of the Goddess of Deep Darkness looms ever greater?

Arata Kasuga is living an ordinary life with his cousin, Hijiri, when a mysterious happening called a "Breakdown Phenomenon" makes her vanish before his very eyes. Determined to eradicate the Breakdown Phenomenon and get Hijiri back, Arata enrolls at Royal Biblia Academy. It's a tough road ahead, but nothing's impossible when you've got seven beautiful girls--each a master of her own magical art--by your side! The romantic comedy and sometimes-serious wizard school story begins!