Apollo's eyebrow cocked, just a little, at Hermes using the C word. Were they all sure this Hermes wasn't a replacement too?
"Oh yeah, it's gonna suck," Apollo told Henry, but he said it with a grin, undaunted by the prospect. At least, in front of mortals and Hermes he was undaunted; it'd be a different story when he was alone with Calliope. "Spines are complicated and I don't know for sure where the damage in yours is or how much it will take to mend. I'm going to have to touch you to find out."