Makoto Sakura, sixteen years old, finds himself without a place after dropping out of high school. Suddenly, an otherworldly relic appears before him. On that day, dungeons began to appear all over th...more

Makoto Sakura, sixteen years old, finds himself without a place after dropping out of high school. Suddenly, an otherworldly relic appears before him. On that day, dungeons began to appear all over the world. Humans acquired a level system that completely overturned their previous values. Amidst this revolution, Makoto finds his place inside the dungeons.