Himekawa is a guilt-stricken by her failure to protect the citizens as they boarded the Tokyo megafloat.  When a mysterious radio signal is picked up by Atraxia, she leaps at the change to perhaps finally save a civilian.  But when Amaterasu arrives at the source of the signal, they find an enemy from another world, and one deeply connected to Himekawa's past.
Yurishia and Aine have already succeeded 
in performing a Heart Hybrid.
Yurishia und Aine haben bereits
das Heart Hybrid mit Kizuna durchgeführt.
Yurishia y Aine realizaron
un Heart Hybrid con éxito.
Yurishia y Aine realizaron
 un Heart Hybrid con éxito.
Yurishia et Aine ont déjà réussi
leur transfosexion avec Kizuna.
Sia Yurishia che Aine 
hanno già completato un Heart Hybrid.
Yurishia e Aine já conseguiram
 fazer o Heart Hybrid.