"He-" Sora is about to ask why he wouldn't remember Xion, but then the obvious occurs to him. Did she mean that this was...well, like what happened with Riku? Did she think that Isa was from a place where she had disappeared?

That thought makes him uneasy all over again. But it's not as if they know for sure yet, right? Sure, Isa wasn't really acting like he recognized Xion, but...

He turns to Isa, directing the question at him.

"You...don't?"