[He huffs, rolling his eyes.]

Look. I just arrived, and I'm well aware that you and your sister have been here for some time, but I'm not at all interested in entertaining formalities with either of you.

[Tl;dr, you can hate him as much as you'd like and he'll just yolo somewhere else, so long as he doesn't have more people aiming to punch his face.]

There's likely nothing for me here, anyway.

[It's...likely preferable to home, but he won't say that to her.]