Zero and Thirteen face off casting identical ghost spells, with the Mercenary witnessing the battle. As Zero is about to hit to by Thirteen's ghost spell, the Mercenary takes the attack, but Zero gets injured due to the blood oath that she secretly implemented during his bath earlier. Meanwhile, Albus continues to urge the sorcerers to follow his cause of erasing all magic. When Zero regains consciousness, she reveals that her spells appear to be different because she intentionally put subtle errors in the grimoire as a protection measure in case it fell into the wrong hands...