Alec bit his lip, and he couldn't help but jolt upward at the press of Jace's thumbs, sensitive and already wound up just by it being Jace touching him. He gasped out Jace's name again, making himself still, but trembling a little with it.

"Jace, gonna ... if you stay ..." Alec warned, not managed a whole sentence, but still clear enough to be obvious what he meant.