He found that she made an entire range of delightful sounds, from the softest and most innocent mews to the more guttural moans that came from deep within her throat. And he vowed to memorize the keystroke to each one, to remember exactly where he had to touch for her to make that breathy sound, high pitched and pleading. To remember exactly how hard he bit down on her shoulder, lapping his tongue over the skin, to evoke the gasp that turned into a groan.