The Queen reads it much more carefully.
Standard language. What the language says is 'fuck you, stop messing with Asmodeus's pet outsider unless the Church says so'. She can't even send him to fake etiquette lessons. But the legal language in which is written is very standard for Hell.
But that's pretty much what Abrogail wants, at this point; and you know what, the etiquette thing would maybe not have actually been a good idea, maybe dath ilan also has an idea that there is more than one kind of flirting.
She signs it.
There.
No more fucking 'tropes'.