[Yuusei's eyes widen slightly, before narrowing again. It seems that you nailed it right on the head.]

Aah. People of all sorts...from different worlds...summoned here against our will.

[He turns his eyes to the various phones, frowning.]

I had...salvaged... [read: stolen from the trash] ...these phones, so we could keep each other informed of any updates. We've been trying to find out more about the people who did this to us, so we could figure out a way home.