Jace made a low humming noise of question, acknowledging that Alec had said his name, but well, his mouth was a little busy right now and he had it right where he wanted it, actually.

When Alec didn't move to stop him or move him, and jace waited a few seconds, just to make sure, he went back to what he was doing, pulling off with a wet pop only to slide Alec's cock right between his lips again, taking more of him down this time, being careful of his teeth as he'd been told.