Second volume of the Japanese anime series. Earth is waging a constant war against an alien force which opened an inter-dimensional gate in Antarctica to invade the planet. The unified forces of Earth formed a military unit under command of the United Nations to combat the aliens. They were able to push the aliens,the JAM back through the portal to the planet they call 'Fairy' but the fight is un-ending. In this volume,the alien JAM fighters follow them back to Earth and attack the Japanese Naval Fleet stationed at Antarctica as part of the UN task force and the advanced fighters of the Japanese Navy are unable to ward off the JAM attack and it's up to Yukikaze to save the fleet.