"God, how many was that?" Danni groaned as yet another orgasm caressed every part of her body.

"I wasn't counting," Mike said, his cock still hard, having only come the one time. "I think maybe, five."

"I'm not sure." said Danni, "It all just blended into one enormous spasm. Fuck baby, that was so good."

Mike smiled, but heard a soft moan from the opposite wall. They both seemed to hear another one soon after that, so they held still, listening intently. After another, Danni giggled quietly, pulling Mike back to her.

"It's just our sisters, entertaining one another other," said Danni. "It sounds like they heard us, and we...