Reign of the Seven Spellblades, Vol. 6 (manga)

Chela, Nanao, and Oliver against Stacy, Fay, and the indomitable Joseph Albright. A worthy match to be sure—but down in the labyrinth, there are no witnesses to cry foul if a duelist fights dirty! In a clash of blades and emotions, the battle to determine the strongest first-year heats up!