Yes, she thinks when his body starts to tense. Yes, yes, yes. She can't talk at the moment, but she moans around his cock and her movements seed up just a fraction, knowing he's close. It also shows him that this is what she wants. Don't hold back. Her hand tugs a bit more insistently on his balls. She looks up one last time to try to watch him get there. He's looking wrecked as it is and it is gorgeous.