I’m in a hot bubble bath, using a great foaming product that doesn’t have strong chemical fragrance or any irritants to the sensitive opening at the tip of my fully engorged penis. The strokes on my erection are slick and wet, while under the water I’ve gently yet firmly inserted my middle finger into my anus. Within the silky inner wall of my rectum, my finger encounters a distinct bulge that I begin to slowly press and rub with spectacular results: glorious storms of sensation; nearly intolerable bliss…