"We have nice trolls where I'm from." Well, for a definition of nice, but that's true for every being on the planet. Simon's pretty cool, even if he's not the brightest crayon in the box but then well.

Troll.

...It really sounds like they're from different worlds, though. So the person that Ryoji had met in the Underworld probably was from somewhere else, too...

"And there really was nobody with you when you came here?" She vaguely remembers there having been other when she arrived, after all. Not that she paid attention to them at that time.