The World's Finest Assassin Gets Reincarnated in Another World as an Aristocrat, Vol. 8 (light novel‪)‬

A New Demon Bursts onto the Scene!Lugh watches from afar as the snake demon, Mina, and the hero, Epona, continue their calamitous battle. But just as the hero is about to strike the decisive blow, another threat makes itself known: the man demon, Setanta. After saving Mina from execution, Setanta seeks to sacrifice thousands to create yet another Fruit of Life. With his back against the wall, Lugh must find a way to pierce Setanta’s impenetrable defenses to save the Milteu domain from destruction. Should he fail, everything and everyone he loves will be in grave danger. What tricks does the assassin have up his sleeve this time?