My lady he calls her. If she had any less self-control, that would have her sputtering, but as it is she just gives him a wide-eyed look, followed by an owlish blink.

"Duo then," she agrees, weighing it on her tongue. That is terribly rude and informal, and maybe a little bit too familiar even, but some people are nowhere near as formal as others. She can go with that, puzzled though she may be with it.

"You are indeed very informal," she adds, giving him a pointed look, even if there is no actual criticism to her tone of voice. More befuddlement. He is very, very different from what she is used to.