Our Last Crusade Or The Rise Of A New World Vol. 6 (Light Novel)

A war has raged for centuries between the scientifically advanced Empire and the Nebulis Sovereignty – the Paradise for Witches, and there is no end in sight. However, history will be changed when Iska, the "Successor of Black Steel" from the Empire, has a chance encounter with Aliceliese, the "Ice Calamity Witch" from Nebulis. Though sworn enemies, they both want to end the war for their own personal reasons. Now, their ideals will clash as they try to change the world in their own special way in this fantasy romance light novel by Kei Sazane and Ao Nekonabe.
In Vol. 6, Alice goes after the mastermind behind the assassination attempt on the queen. Meanwhile, Sisbel hurries to the castle with Iska as her escort. There, Iska meets the eldest sister, Elletear.
Notice: This light novel is written in Japanese.