Hermione isn't the sort of person that puts much stock in belief. She needs facts, she needs probable cause, she needs - at the very least - a solid hypothesis and a method with which to prove how viable it is or isn't. The only reason she'd ever managed to bring herself to believe in magic is because Professor McGonagall herself had shown her proof positive that it exists.

"I would have politely suggested to the child's parents that they look into therapy," she replies, managing a small, awkward smile. "It does seem a bit more fantastical than the sort of thing the average child might come up with."

Hermione doesn't know how to approach Red's specific situation, leaving her at a bit of a loss. She doesn't know how to help her, or if there's even anything to help. It leaves her in something of an uncomfortable situation, and so she settles on a topic tat she knows she can at least expound a bit upon.

"It's very hard to get a hold of," she responds. "Or at least, it's a little pricier than most herbs. But that's because you don't really need a lot of it to get the job done. I only needed a few dabs to heal what could have been a very nasty Splinching, so the scratches were simple enough."