Katherine's eyes dimmed, their usual brightness gone. Perhaps she had not realized it before - or maybe she had - but it did indeed seem that he was incredibly torn and hurt by what had gone on between them. More than she'd anticipated from what he'd told her, and that was quite telling as it was.
"Don't say that," Katherine said, surprising herself at how it did not sound admonishing. "Even if I were to wish you to stay, I worry you've set your mind to leaving. And I cannot stop you from doing that," she explained evenly, her voice very low and quiet, even lackluster. "But for what it is worth, I do not want you to go."