The Great Maou "Anther" has finally been fully resurrected.
Meanwhile, the human side has succeeded in finding the "successors" of the three wise men with the power to seal the Great Maou.
As their alliance forces clash fiercely with Anther's army, the explorers set out to seal Anther.
However, the sealing magic they relied on fails to work against it, leaving their plan in ruins.
Forced to retreat, the situation seems hopeless...

Yet even in the face of despair, the explorers refuse to give up, believing that there must be a way to save the world...