Straightening, the kneeling, she ran her hands up the back of his thighs, until the rested on his cheeks. Spreading them slightly, she stretched out her tongue to just touch and flick his sacs, causing his to tighten his cheeks involuntarily. Once he relaxed, she did it again with a long lick then slight sucking to take part of the flesh within her mouth. His untouched shaft began to bounce on its own, aching to be stroked. Tilting her head slightly, Robin licked one cheek before taking a slow but firm bite, repeating to the other side. As she licked a line up his spine, Robin nudged James legs apart to get a better reach, while her hands ran up to lie against his nipples. Feeling the pebbles grow, she rolled them between her fingers and thumbs, before pinching them until he groaned and gasped for breath. .....