When the Earth fractured in year 3000, dimensional rifts flooded the world with primordial beasts, magical devastation, and catastrophic upheaval. Humanity's collapse ushered in a ruthless order where Beast Tamers commanding mutated creatures dominate through conquest and guild supremacy—Tame or Perish. Kelvin, a nameless scavenger haunting the devastated wastelands, discovers Xerion, the End-Tyrant, an ancient sealed entity slumbering beneath civilization's ruins. A dormant bloodline awakens, binding him through cursed pact to claim the Sigil of the Overlord, propelling him toward inevitable conflict in a shattered realm where mere survival proves insufficient. Hunted by guild forces, revered by the forsaken, and stalked by inhuman adversaries, Kelvin ascends from obscurity to forge salvation or ruin for what remains. As primordial power stirs and forgotten legacies surface, one man and his legendary beast race to determine whether the fractured world can be restored—or must burn.