[That's enough to get Eustace to cool off. His demeanor shifts and the air of calm returns. Apology accepted, it seems.]

It's nothing like that. I'm an Erune- we all have ears like this. [...] Doesn't seem like this place has a population of them. Or other worlds.

[It's a little strange to think about, but not much stranger than everything else going on.]

So, what- do people in your world give themselves ears like this with their abilities?