Undertale depth

The game tells us that a boy with a soul of courage after a soul of bravery falls into the underground. This boy's name was Billy, he finds a new barrera crack in Mount Ebbot and jumps there. The boy finds himself in a new location, Crystal Mines, never seen before. There he finds new characters and monsters, and who knows what the boy will have to go through who will simply die in the dungeon and will not become the soul of Asgor... #fangame #undertale