A mysterious phantom student is stalking Kazuya's school, and Kiriha says that there's no such thing as ghosts. That leaves only one explanation: another amasogi.
If he's looking for us three, 
that must mean...
...أن يتمّ استدعاؤنا نحن الثلاثة
Wenn wir drei gleichzeitig
gerufen werden …
Si nos llaman a los tres…
Si nos llaman a los tres…
S’il nous a appelés tous les trois…
Beh, per convocarci tutti e tre così...
Se estão procurando nós três, quer dizer...
Если ему нужны
мы трое, это значит...