Ahead of her duel with Elan, Suletta feels confused about his change of attitude. Her housemates help her augment the Aerial for better mobility.

When Suletta receives an invitation to a social event for new business startups, she decides to attend in hopes that Elan will also be there.

Miorine wastes no time recruiting her housemates for her new company that will handle Gundams, but they must first decide on a business plan.

Miorine rejects Shaddiq's business offer and challenges him to a duel. They agree on a team battle, but her side lacks mobile suits and pilots.

It has been two months since the duel with Shaddiq. Little by little, the launch of GUND-ARM, Inc. is proceeding on track.

It has been two weeks since the attack on Plant Quetta. At first glance, it seems daily life at the school has remained peaceful, but a gag order has been imposed regarding the incident, and the members of Earth House feel suffocated. As preparations get under way for the next day's Open Campus event, a pair of transfer students appear before Suletta.

Pursued by the Benerit Group's garrison forces, the Dawn of Fold which perpetrated the attack on Plant Quetta is forced to evacuate its hideout. Guel, who was captured by Olcott, is now a prisoner at the hideout. Having slain his own father, Guel remains sunk in deep despair.

Guel learns that Shaddiq is the mastermind behind the kidnapping of Sarius.