In the modern dungeon, treasure hunters from around the world come together, hoping to find fame and fortune. Naruhito Toyama was one of them—until he lost his life deep inside the dungeon. But instead of disappearing, he wakes up in another world, where strange "arrows" point him toward different paths. Unfortunately, every path leads to disaster. Not willing to accept this fate, Naruhito is determined to break the curse of these evil arrows and find the true ending!