A huge enemy fleet is bombarding Atraxia, led by a battleship with a gigantic cannon. Amaterasu does their best to fight them off, but Aine's Hybrid Count is critically low.  Kizuna is able to rescue her in the nick of time and take her back to Ataraxia, where he talks with her about her past.  He finds out that Aine was also a test subject in Dr. Nayuta's experiments, and that she knows the key to unlocking her lost memories: a more advanced version of the Heart Hybrid called the Climax Hybrid.
You should be able to get much
stronger than you are now.
Damit solltest du dein jetziges
Kraftlevel übersteigen.
Debes hacerte más fuerte de lo que eres.
Debes hacerte
más fuerte de lo que eres.
Tu n’exploites pas encore 
tout ton potentiel.
Anzi, in teoria diventeresti
 ancora più forte di adesso.
Você deve ser capaz de ficar
 mais forte do que você já é.