Arito finds himself in front of the Administrator of the multiverse after giving up on humans and ending his life. The Administrator has different plans with him, though. He sends Arito to another world, promising him that he will be the savior, leading many to a new age. However, Arito has none of it and tries to refuse (not an option).
Awaking in the new land, Arito finds himself with a new goal in mind —survive. And so, he starts his journey accompanied by monsters until one day———