Spoiler (click to show/hide):
Especially since they can draw power from those bonded to them, so anyone Cuthanur has sex with would also give Kat a portion of that power. In addition, with her personality she'd adapt way better to it. And not to insult Scarlet or anything I get a feeling that Kat is quite a bit more intelligent than her. So yeah... Astaroth would be in good hands if she managed to get her hands on Kat.
As you begin deepthroating in earnest, you grips your head, though he seems torn between pulling you off so he can catch your breath or slam deeper in. Between your combined efforts it doesn't take long before he does exactly as you intended, giving you quite the taste of his seed. As you pull back to catch your breath, he slumps back, his eyes glazed over in pleasure. He quickly recovers though, stating, "While I would love to continue this, if I'm not mistake you have several things to do today, so I think we should postpone continuing until tonight."
Random person in the comments section of a random hentai manga- "Now I am ashamed of myself."
Me- "Posh, shame is for fools and people with friends... we need no such things, we have the internet."