The Republic of San Magnolia fights a safe humane war using drones. In reality, however, the drones are piloted by humans called 86s, who are called “pigs” and considered less than human.

After a brutal death, Lena comes to terms with her real status as an Alba, and what it means to force another to fight for your sake.

Spearhead enjoys a brief respite near the cherry blossoms outside the wall, but a deadly attack brings the dangers of war even closer to home.

As the day of the festival arrives, Lena and Shin watch the fireworks and enjoy a brief respite from their battles.

Spearhead is given orders to undertake a pointless march into enemy territory, and not to stop until they're dead. Lena tries her best to stop this suicide mission from happening.

The Legion's large-scale offensive begins, and the Spearhead crew are sent into the thick of the fighting. But even back at base, there's no safety to be found...

The operation to destroy the Morpho was a success, and Shin and his team fulfilled their promise to return to the Federacy alive. After enjoying a brief respite, they once again wished to serve in frontline units, but they received a certain notice from Ernst. After crossing the deadly battlefields of the Republic, they arrived at a new meeting in the Federacy. They fight, suffer, and see a ray of hope. This is a story of boys and girls who have begun to move little by little. At the end of their journey, what is reflected in their eyes?