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.
What is this?
W-Was ist das nur?
¿Qué es esto?
¿Qué es esto?
Qu’est-ce que tu fais ?
Cos'è questa sensazione?
O que é isso?