Okay but maybe don't just half strangle? The way he moans and his heart races should work together well in letting her know how much he likes it. The surge of bloodflow is far from simply shortness of breath. He certainly doesn't mind basically being face fucked either. It's new and exciting, it's rare that anyone would actually get him at a disadvantage and not just one that he allows for fun. The public space limits his options.

He hooks his arms around her legs and rolls with it. If he could shove any more of his face against her or into her, he absolutely would.