[There's a sudden flash of anger that rises up in him, one that he manages to keep off of his face save for a slight twinge in his mouth. Sounds like to him that Aether had assumed he was told, but he wasn't- and that puts a very, very bad taste in his mouth.]

No, [he responds, his voice flat, working on keeping his temper down so he doesn't explode on Aether for something that isn't his fault.]

I don't remember. Because she never told me she departed to Liyue.

[And when she comes back, he's giving her the rundown of why she's an idiot and why she should of at least told him. It's almost like he feels a little betrayed by her, as if everything that's happened and the efforts made to keep her safe didn't matter to her.

He closes his laptop, putting it in his laptop bag and slinging it over his shoulder before he gets up off the bed, reaching for his stick.]

Let's go up to the apartment. We wouldn't want to be missing any phone calls, would we.

[Now he knows why Aether was asking about reception. Got it.]