Who knows how long that'll take! We might be grown ups by then.

[Which makes Gon give him a bit of a funny look. They'd stayed in rooms and beds together countless times.]

Oh. I thought you wanted to live with me. I can go back to my room if you want some space. [Seriously, Killua?? Inviting himself over? What's yours is mine, bitch]

I mean... Is it okay with you? [He GUESSES he'll ask now.]