When a powerful demon attacks his home, young Lawrence must attend Nimue's Tower, a school for faustian sorcerers in Hell. Getting there is easy, but treachery and violent death lurk around every corner. All the students have Classes and Skills, except for Lawrence. In the entire world Lawrence is the only one not part of the System. A huge burden rests on his shoulders, but can he survive without a Class? Can he make it as a mage without anyone learning his secret?