Then they're well suited in their nosiness, especially since Charles notably tilts his head to watch the disappearing ink.

As he starts to shuffle things back into his satchel, his words tumble quickly after Hermione's thanks, "That is absolutely incredible, if you don't mind my saying so." His gaze flicks up from the notebook to catch her eye, and his smile is open-mouthed, as if it could become a delighted laugh at any minute.

Which gives way to a faux-bashfulness --he's not about to apologise for finding magic, well, magical, but he's aware it's probably an every day sort of thing for the strange woman in front of him. "Forgive me, my latest reading has included various forms of magic, or thaumaturgy as I believe it's also called? But I've never had a chance to see it up close and personal. Only in the various goings-on in the city." Then, another explanation, because he's noticed her noticing his papers, "I'm a geneticist primarily working at the Glory Shada as a counselor for people and families with mixed lineage, so I'm having to traverse realms of knowledge I'd never even considered possible before."