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.

As Lena lives a life of safety and comfort inside the walls of her city, the 86ers fight a terrible battle against an unstoppable and inhuman enemy.

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 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 crew of Spearhead has left on their final mission, never to return home. What awaits them outside the borders of their home?

Spearhead Squadron comes to the end of their long road, and a new journey begins for Lena...

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?