Puck intends to become the supreme leader of the all and takes control of Blume and possesses Hana. The Planetary Gears learn that in order to stop puck they must sacrifice themselves. Daichi fights harder than ever to save Hana and end Puck.
The Midsummer's Knights reach the Auberon and have the Planetary Gears in their sights. The Planetary Gears recognize the fortitude of the Midsummer's Knights and decide to offer them a chance to join them.
Two of the three top players in the Intercept Faction come to Tenkaido to oversee the start of Operation Summer. They are unimpressed by the young Midsummer's Knights and doubt entrusting a mission that will save the human race to children like them.
What Kiltgang activity rising, Daichi once again takes the helm of the Earth Engine to protect the planet. Teppei seems reluctant to help when things get tricky, afraid of losing himself to the Kitlgang.
The Kivoto's Plan is the last resort for Earth: jettison its most important humans and let the Kiltgang devour the rest left behind. With both opposing factions considering such a dangerous solution, the danger looms ever closer.
The hacker who helped Daichi on his first mission introduces herself as Magical Girl Akari. Later, the same Kiltgang who killed Daichi's father launches toward Earth, giving Salty Dog a good opportunity to put Daichi in harm's way.