Our Last Crusade or the Rise of a New World, Vol. 1 (light novel)

A great war has raged foryears between the scientifically advanced Empire and Nebulis, the realm ofmagical girls-until the youngest knight ever to receive the title of theEmpire's strongest meets the princess of the rival nation. Though they are swornenemies, the knight is taken by her beauty and dignity, and the princess ismoved by his strength and way of life. Will the fighting between them ever beallowed to end?