Madison's little breasts shook as I took her from behind. I grasped a hank of her long blonde hair, and she went off like I'd pulled the fire alarm. I slapped that phenomenal ass and watched in amazement as the flesh barely rippled.

For her own part, my little sister's dirty mouth gave me all the encouragement I needed.

"Fuck your little sister. Be a good brother and make me cum. Doesn't it feel so right to be bad? Isn't it perfect to be so broken? Stuff me full of that big, thick sibling dick. Make me your little sister slut. Oh, fuck your sister you perverted, perfect boy."

And...