The sky shimmered eerily in a blood-red hue as the sap became contaminated, and the land teemed with disasters brought about by civilization.

When humans drove massive mana pipes into the roots of the World Tree to squeeze out its life force, El Wigmin, the World Tree that had supported five thousand years of prosperity, finally withdrew its tolerance. With a cold severance, the world tumbled toward the cliff of extinction.

Even blades of grass turned into monsters with malformed teeth, and a terrible plague choked the life out of all living things. At the desperate moment before the end of civilization, a group of mysterious individuals gathered at the edge of the continent.

A party whose individual circumstances were far too suspicious to be called world-savers. Yet, the footsteps of these eccentrics were the only key to stopping the clock of a world racing toward annihilation.