Between the two of us, you'd be the best judge of that.

[ He's only ever been to this island...and earth, basically. Aether seems well-traveled. If he wants to go to earth, Vanitas will not stop him. In the meantime, though, he can't help but bring Aether closer as he twirls him, gently lifting him up a little as he does so. ]

Though I can tell you're quite fond of Teyvat. Tell me, what makes it so special to you?