Fai just treats her to a smile that ought to be locked up for the sake of public decency, and then goes to fish out a a shirt, underwear and some slacks from the closet. It's only polite to be dressed when you sit down to eat - although admittedly, he leaves the shirt unbuttoned. No need to be overly formal either.

"You mean to say you wouldn't appreciate me getting frisky with the food? What a shame~. I guess I'll have to endure." Lies, he's dying from hunger and just wants to put his face in it. Sitting down, he lifts his glass and returns her salute. "To less heavy lifting - or at least the sort that feels worthwhile."