She swayed with the music, softly, from side to side, each wave propagating from her hips and working its way up her supple spine, radiating outwards from her shoulders and down through her arms to the tips of her fingers. He could not help himself, indeed, even if he had known what she was doing, he would not have resisted her as she twisted and turned her way into the marrow of his bones, setting off harmonic tremors in his limbic system, igniting nerves the length of his body, sparking him into an electric response.