I have no idea. I don't think it has anything to do with the Cwyld. It doesn't feel... like that.

[ Killua also reaches up to touch the tiny horns poking up from the sides of his forehead, brows furrowing in annoyed confusion. He doesn't move any further way from Gon, though, instinctively wanting to remain close to him -- close enough he's definitely still in Gon's personal space.

That comment (complaint) makes Killua blink, and the heat rises in his cheeks. ]

What are you talking about? I doubt this has anything to do with you, idiot.