The weakest ordinary people -overwhelm the world! In this world where the dungeon “Babel’s Large Hole” exists, and there is a “monster” that transcends human wisdom. He dwelled in a certain incident. Every day to help with the strongest searcher, Aleta Ashfield, his buddy, Ajiyama is ridiculed by the surroundings as the “Aleta’s waist drawstring”, but he knows. [The power of the portioned part “ear” obtained along with [Attactivity to listen to the hints of capture]. It will be the strongest power that can kill the world someday and even a number of heroes! The explorer, who is still an ordinary person now, will open here, an adventure tan that will eventually reach the strongest!