"Ngh..." He feels himself stretch around her as she buries herself inside, and is only just catching his breath when she pulls out and slams in again, prompting a yelped moan from him.

"Gi-- Give me-- Gimme one second," he pants, needing to get a hold of himself, needing to adjust to the girth of her. Even with all the prep, it's big, and he needs a minute to get used to it.