[For a brief moment, Rex is struck by how well he can relate to some of what Aya is talking about. And, for the first time, there's a little pang of guilt at having judged her so quickly.]

I feel you on not having people here that you're familiar with. I appreciate having my own living space and all, but even though I haven't been here long, sometimes it feels too empty without other people around who I know well.

[Of course, there's also that part about people not appreciating one's existence. Rex has experienced that, as well, but he'll keep that to himself for the moment. That and being close with the person one has first memories of...]

So what was the Sergeant's deal? Like, why the lack of appreciation to start with?