In the aftermath of World War II, Japan is a country desperately trying to rebuild as unknown forces unleash a new terror on the land. Giant limbs begin to emerge from the earth, destroying everything in their path and threatening to destroy entire cities. With no one to turn to for help, a group of brave individuals joins forces to fight back, but their efforts seem futile in the face of this unstoppable monster. They must risk everything to uncover the truth behind the attacks and summon the strength to take down this monstrous foe, or else watch the country they call home be destroyed forever.