Twenty years after the disaster, all kinds of ferocious beasts and zombies roamed the wasteland, but the few remaining humans still tenaciously established a new order on the ruins, with claws shining as sharp as crystal and sharper than diamonds; beast masters who control wolves to gallop among the waves of wheat; and a mysterious organization with organized mobile troops. Where should a young man who suddenly traveled from normal society to this completely different world go? Let him lead you to discover the truth behind this new world!