Trunks wouldn't really care, since it's not his reality they're stuck in.

"I wish I knew. There's some guy that's making us all appear here--we might all be from different realities or timelines. Aside from the people already here, obviously."

He's glad that he didn't seem to have stepped over any lines, at least.

"For example: I'm from Earth too, but we track years completely differently. And from what I've seen of this place's history, it's not at all the same."