Thaids, strange monsters that have evolved from animals, have laid siege to humanity, occupying vast swaths of the planet's surface.

In a world plagued by the presence of menacing monsters, society has undergone a profound transformation, built upon the foundation of individual combat prowess.

Amidst this unforgiving backdrop lives Erik, an abandoned young boy who navigates the harsh realities of a society that values strength above all else.

Despite possessing a power deemed utterly useless, Erik perseveres, unsuccessfully trying to find his place in this tumultuous world.

But fate has a way of turning the tides. Suddenly Erik's father returns home, bringing with him something that Erik could never have foreseen.

Will this unexpected turn of events be enough to change Erik's fate and the fate of humanity in this dangerous new world?

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