"I want to fuck you again, tonight." He said, as he thought about having his sister bend over for him. He wanted to take her from behind. He wanted to fuck her ass, too.

"Good, cuz I want you fuck me again." She said, and she leaned up and kissed his neck again and lightly nibbled his ear now.

They were both still fairly revved up by each other.

"What else do you want? Now that we both know each other's kinkiest secrets and fantasies...what do you want to do with me?" She said to him, prodding the dirty depths of his brain.

"I want to see you with another...