[Ah, the Black Court has taught her well.]

Correct. Any further torture after you get what you need is gratuitous--or necessary punishment.

[Look, sometimes people just deserve to suffer before they die. He's no saint, and he doesn't expect her to be.]

Not... whatever this is. They'll torture each other until they're bored, say their "experiment" was a success or a failure, and all move on with themselves as if nothing happened.