If the man's delusional, he's at least polite about it. Most of the court fops she encounters can't go a minute without calling her a whore-- which is what she expected, after she implied he was a cuckold. All told, this 'Lucifer' is more polite than most of the men she's met. Far politer than Henry King, that's for sure.

"Alright, then." She'll indulge him. "What did you deal in, O Evil One?"