That work. Polly tipped her head even more for easier access, her body relaxing. After a little while she moved to take his hips, hoping he doesn't mind that she take a little control for how he was angled and how fast her went.
She pushed him in... paused. Then managed to get him all the way inside. She gritted her teeth, because it was uncomfortable. Now to just adjust the rest of the way. But they managed this far, and she was pleased with herself. "...how do I feel?"