Re-employment as a dungeon explorer!? A loose and cute adventure story of a former company employee and a group of little demons! Keita Todo, a middle-aged man, can no longer bear the absurdity of being a company employee, quits his job, and becomes unemployed. While living a lazy life, his moratorium on daily life suddenly changes when he happens to meet a small demon, Ryuia, and a fluffy dog (?), Van on the way to go shopping! In order to return to the world they came from, they decide to conquer the ``Dungeon'' together, which is inhabited by various resources and monsters. The dungeon exploration life of a mid-year man who has broken free from the constraints of society begins! !