The narration at the beginning of the film states, " the war was over the only survivors were rua animals,dogs,cats and rats. From them a new race had evolved ". Then the narration states that in 1983, there was a nuclear World War 3, that has wipe out humanity and destroyed the world in mutated animais have replaced humans. Mok, an aging yet legendary rock musician is procurar for very special voice that can unleash a powerful demon from another dimension. After traveling the world looking for the right voice, he returns to Ohotown his hometown.