[By the third time Raine has her eyes closed, head tilted slightly to the side, and she can tell exactly when he makes the switch: though she wouldn't, she thinks, if she wasn't paying attention. Still.]

[It's evident this is something almost like breathing to him.]

Yes, thank you. I can perceive the difference between you and Colette fairly clearly now. Though I'll admit I'm still not sure precisely how it would be corrected.

[Raine suspects it may be something that can't be corrected without further progress in the transformation or perhaps a key crest. Or both.]

And the other?