"I didn't. Makes it so much hotter," I responded way too honestly.

"Mmm, it so does!" my sister agreed in a deep moan, and then giggled. "I thought I was the only one."

"I guess we're both a little kinky," I chuckled with a smile while casually fingering my sister's warm, squishy slot. I added more depth and rhythm to my strokes and Octavia met them with longer, more sensual groans, bucking into me with her hips.

She started clutching and squeezing desperately at one of her big tits as she ground her hips into my hand. The poor little bralette was already only barely containing her swollen breasts, now...