Level 1 Demon Lord and One Room Hero Vol. 9

SO, THIS IS HELL...

After defeating Baphomet, the fearsome drill sergeant of the demonic army, Max and the gang dive head-first into the world of demons. But the Demonic Realm has changed since Max’s last sortie during his hero days, and formidable foes stand between him and his objective—the demon lord''s castle! This is what happens when you leave your one-room apartment!!