The room is filled with the sound of wet skin slapping against skin as the unseen hand vigorously works the thick, veined shaft. The pace quickens, the breath hitches, and then, with a final, desperate stroke, the cock pulses, unleashing a torrent of cum. The first shot hits the camera lens, followed by several more, each one adding to the growing pool of semen that coats the lens, blurring the view, and leaving a tangible reminder of the intense, solo pleasure that just occurred.