She's almost surprised that it's comforting when Rebecca and Olivier think nothing of it. They crawl all over her and settle in for storytime without even noticing that their skin remains in contact with Rogue's for far longer than she ordinarily allows. Their voices in her head grow stronger, but their voices outside do not grow weaker.
"It's been four hours," Mercy points out two nodding heads and a nap later. "I'm beginning to t'ink dey're just immune."
They talk things over and come to a startling, almost shocking conclusion. Absorbing minds and absorbing life are two very different things.