Nikola had skills. He was good at this, good at paying attention to whoever he was with, good at focusing only on her and her needs until she was satisfied. And satisfy her, he would. He was determined.
His head lowered, now he thought he had the right rhythm, and he bit gently on her neck. He could feel her tense, could feel what was about to happen, and he wanted it. His motions intensified, hoping to pull her through, give her a powerful peak, and ride it hard and long--as long as it could last.