Michelle and Akari are kidnapped by Bao from No. 4 division. He tries to take them back to Annex 1, but to get there, he'll have to break through a horde of thousands of Terraformars. He decides to sacrifice Yaeko to get away. Will her non-combatant rank powers be enough to hold off the swarm?

The engineering team, led by a few lower-ranking combat soldiers, mounts a desperate assault on the bioweapon-infested Annex 1. The Terraformars attack at the same time, making for a disastrous 3-way battle.