After a victorious battle against Colony Sigma, Keves soldiers Noah, Lanz, and Eunie are given a special mission to intercept a mysterious airship. However, when they reach the area, they also encounter Agnus forces which sparks a battle. During the fight, the airship is shot down. Noah and his team arrive at the crash site at the same time as an Agnus squad consisting of Mio, Sena, and Taion. As they battle, the airship's sole survivor, Guernica Vandham, intervenes and stops the fighting, claiming he knows their "true enemy".
