[ that makes him laugh; he can't refute it, because he knows they're right. He is nosy. This relationship was motly built on Lupin's nosiness towards them, really. For that reason, he won't apologize, either.

Whether or not he wanted them to know or not is a little more complicated. ]

Hmmm... I didn't want to talk about it, but I don't mind if you know about it, I suppose? Funny thing, that.

[ a pause. ]

I'd tell you anything, you know. I just don't want you to worry for me - that's all it is. [ another pause - and then he cracks a little smile, as if he's just realizing something. ] That's a bit of an impossible wish, now that I think about it. You've not stopped worrying since the moment I met you.