She can't imagine herself begrudging either of them a little respite. Granted-- as he points out, there are things she doesn't understand. There's a serious rift, here, though she still doesn't understand why. But unless she's become a person she doesn't recognize at all, she'd want to offer him shelter, safety, when he needed it.

And if she's become the kind of person who doesn't... well, to hell with herself. As the current resident Dana Scully she gets to make decisions.

So there.

"Good idea," she says, not quite keeping in a sigh. She feels wrung out-- and can't deny a long bath would do a lot to improve the world. This place feels like a luxury hotel, so why not treat it like one?

"It's... it's a nice house," she says, sounding a little perplexed in spite of the words.