Aislyn's fingers pushed in, even as she was licking and wriggling her tongue within her doctor, arcing up to rub up against Katherine's g-spot. By now, she knew exactly how to get to it in any position, and her fingers worked at it quickly, rubbing over it intensely while she tasted the inside of Katherine's walls. She wanted to have her partner release so bad. It was like being called a good girl, but it was delicious and was the best way she knew hoe to give thanks to her doctor.