She can't help it. He is older than her, and that requires formality. She isn't sure of her footing, and that requires formality.

"It is nice to meet you, Mr. Kaiba. I am Misa." No courtesan has a last name. Those are traps of the people who have a chance at marriage. She looks up, toward the woods, where some of the Pokemon start making noises, and then they calm down some. She cocks her head to the side.

Finally, she goes back to eating. "I am. I am from a planet called Canto Bight." She frowns at the stew, not having looked at him, since the first initial glance. "I'm unsure as to what system it is in, though."