Birth Island, home of Godzilla is destroyed and it is discovered that Godzilla has developed a bright flaming glow, proving his nuclear energy is out of control. Fearing Godzilla will soon explode, the G-Force tries to freeze him, to cool his temperature. Soon a horde of human sized creatures, formed from a combination of Godzilla cells and the weapon that destroyed the original are threatening. Now the military must stop these creatures and prevent Godzilla from going through a nuclear meltdown that could destroy the world.