Rising from the ashes, Rebellion’s plot to rescue Futaba begins at last. But at the same time, alien crafts carrying hordes of forces appear all over the world, wiping out all of humanity apart from Japan in the blink of an eye! Guided by their captive, Gaudou, the still-grieving Thunder Three move to take over an enemy ship, kicking off a gruesomely bloody battle onboard. Meanwhile, in the Thunder Three’s absence, the devious invaders turn their sights once more to Japan!