She continued to ride him, and the pleasure intensified as he became more and more sensitive, his member being unable to properly soften under her sexual onslaught.  In some ways, it was painful; but it was one of the most delightful pains he could imagine. Then, without realizing what was going on, there was a sudden feeling of pressure on his neck, as her fangs sank into his skin, drawing his sweet, nourishing blood.<br/><br/>If it wasn't for the whole refractory period thing that men have, he'd probably have another orgasm right this moment. As is, he just becomes a drooling, groaning mess, a happy puddle of unthinking pleasure.