Amanda's body seemed to pull into itself as all her muscles fired at once, her orgasm tearing through her like lightning. Tanner watched open-mouthed as my wife spasmed around him. I wondered if he'd ever seen a woman orgasm in person; a real one, not the fake ones in porn that are heavy on noise and light on everything else.

Finally, my wife came back to herself. "Holy shit," she breathed deep, trying to regain her breath. "Tanner, that was amazing."

"I didn't even do anything really," he said, somewhat petulantly.

"You did plenty, trust me. I haven't had an orgasm like that in years," Amanda said, sitting up and...