[It's a lot to take in, and Arthur looks down at his hands, clasping them in front of him. He doesn't want to believe it, not really, but at the same time he can't deny that Alfred's been a lot nicer to him recently.. and he has liked it, even if he's been suspicious of it.

When he's finishes speaking, Arthur lifts his gaze up, then looks out of the window]

You know, I probably would have. Said good riddance, I mean. I would've been glad to be rid of you and if you so much as think of trying to blame me for that I'm going to break your nose.