[ his relief that they're letting him off the hook is punctuated by bewilderment at their explanation. They're a gem with another gem's head? Is that possible? Technically, it must be, but -- does that mean if someone knocked Cairngorm's head off and put it on this gem's body, it wouldn't be Cairngorm anymore? He can't even be pleased about guessing right when the answer is bizarre - and somewhat unsettling.

But it's not like he can ask about it, either. It's obviously a sore subject. Practiced as he is at keeping things off his face when he doesn't want them there, his expression remains carefully neutral as they explain; only the slight hesitation before he responds belies any kind of confusion. ]

Fosfofolite...? [ wow that's a mouthful. he hasn't heard of this gem before, either. ] My name is Lupin - Arsène Lupin. Cairngorm is a good friend of mine, so I know a little bit about your kind. Do you mind if I call you "Phos?"