[Alice is similarly relieved that it's not just her, although the shared experience has brought forth a whole other slew of questions and concerns.]

You're the fourth. And I know one person, at least, who this didn't happen to.

[That would be Jaskier.]

So it's not quite the same as the other dreams we Mirrorbound have shared. Or rather, in this case, didn't share. You were alone in yours as well, I'm guessing?