High school girl Amate meets smuggler Nyaan and gets mixed up with an illegal shop. When military police fight an intruding Red Gundam, Amate ends up piloting the GQuuuuuX amid the chaos.
Char, Zeon ace pilot, seizes Federation's new Gundam mobile suit at Side7. This capture during Operation V becomes a turning point, leading to Zeon's triumph in the One Year War.
A legendary pilot known as "The Witch" participates in the Battle Clan to face the Red Gundam. Her obsession for combat led her to abandon everything, even her family, something that deeply impacts Machu.
Machu and Nyaan scheme to help Shuji escape during the Clan Battle after hearing Annqi's plan. Their next battle opponent is revealed as a terrorist-controlled mobile armor targeting Kycilia.
During the One Year War's end, Char's Sodon Fleet confronts Federation forces near Solomon Fortress to defend Granada. The story shifts to Granada five years later, where Nyaan appears alongside Kycilia.
Machu battles Nyaan's GFreD while trying to save the rose girl. Following Shuji's guidance, she enters Yomagn'tho alone and encounters Char and Kycilia.