The World's Finest Assassin Gets Reincarnated in Another World as an Aristocrat, Vol. 6 (light novel)

At long last, the academy has finished repairs after the first demonattack, and Lugh
returns to school. What awaits him is a wild request fromhis upperclassman, Nevan
Romalung. She tasks him with killing demonsimpersonating the Pope of the Alamite
Church! Monsters and villains are onething, but to assassinate the leader of the
largest religion in the world isa very different story...