[The sound gets Aranea to look up, a book of her own already pulled out, though that's more for reading] Oh! One of the secret passageways, how exciting.

[Sorry Arthur she's too busy trying to work out how the passage way works to properly maintain the conversation though she does try] Well that's at least something, right? I grew up an only child so I've never had a good idea how sibling relations work, besides what I know from books and some television shows.