Our Last Crusade or the Rise of a New World Novel Volume 14 was written by Kei Sazane with illustrations by Ao Nekonabe.

The clash between the head of the Hydra family, Talisman, and the witch Elletear ends in the worst possible way. Seeking power and revenge, Princess Mizerhyby begins a march to the empire alongside Shanorotte, aiming to destroy it. Facing them are Aliceliese, Kissing, and Mismis. Leaders versus leaders, purebloods versus purebloods—all equal Astral mages. What choices be made at the end of their fateful battle?