It is the flash of charcoal suiting that initially catches her eye; it is the detail of his cuff, the link, the starched white cotton around the strong wrist and large hand that causes her gaze to stray, that draws her along the path up to his stubbled chin, chiselled nose and molten stare.
But it is his thumb, gingerly and sensuously caressing, stroking, tracing the peaks of his lip, which sends a rippling surge through her spine, which sets the blush high on her cheeks, which leaves her breathlessly, achingly yearning to feel the maddening lightness of his touch.