At Fólkvangr, a front constructed inside an asteroid, the Gundam Lfrith is undergoing operating tests in the Vanadis Institute's laboratory.

Suletta tries to adapt to life at the new school, but Guel is desperate to restore his honour.

Suletta and her mobile suit are put on trial after it's discovered that it may use the GUND format, an infamous technology that is forbidden to use. Things take a dramatic turn when a masked woman joins the trial.

Suletta Mercury, an aspiring pilot, gets caught up in a duel as soon as she arrives at Asticassia Higher Professional Academy. Sletta wins the duel, but is suspected of using an illegal Gundam technology.

Suletta panics and flees after Guel's makes a sudden proposal; Everyone is astonished by Guel's behaviour, but Chuchu, a student from Earth House, sees behind his facade.

Peil Technologies use Elan to uncover the secrets of Aerial, putting him and Suletta in danger.