Kasane and company wake to a shocking reality and strange encounters. Kasane learns about the void in the sky and a way to stop it. Yuito and Kasane clash after she finds out what is behind Karen's revolt. Kasane heads to Seiran with other OSF members.
We were back in this time
before we knew it.
Ehe wir’s uns versahen,
waren wir in unserer Zeit zurück.
On est revenus à cette ère
sans s’en rendre compte.
Voltamos a este tempo
sem nem perceber.
Когда мы пришли в себя,
то вернулись в эту эпоху.