[ he chuckles a little at her theatrical speech... it reminds him of himself, actually, as he assumes she's just being dramatic for fun. He respects that more than her title!! In return, he bows his head obsequiously, playing along. ]

Oh, quite. This humble Lupin is in your care, then - I'm not cut out for fighting, you see. The next time I go searching for answers in this palace, I'll be sure to call on you, votre Majesté.

[ his main skill is running away from battles... which he's been doing a pretty good job of here, actually, but still. ]