Loner Life in Another World Vol. 8 (Manga)

OMUI BEHIND THE EIGHT BALL? NO WAY, NO HOW!

With the invasion from Lord Narogy halted, Haruka sets his sights on a bold new goal... A fake labyrinth! A dud of a dungeon! A bona-fide faux-cave! If he can make it so the only way in or out of the frontier is blocked off by a deadly cavern, then our reluctant hero knows Omui will be safe until it's in a better position to defend itself! But to create this decoy deathtrap, he's gonna need to line it with the most ridiculous deterrents he can thin...