"OK, baby," Ashley said. She smiled warmly at my sister and gave her a little kiss, right on the lips. Then she slowly drifted back down to Emma's amazing, shining thighs.

"Hey big bro," Ashley called from between my sister's legs.

"Yeah?"

She gestured for me to come over. It was like being invited up to the dais before the big ceremony. I was a VIP. Very Immature Puck-head.

I knelt over by where Ashley was waiting. I did my best to ignore the fact that we were sharing our little sidebar with a very wet, very welcoming vagina. A vagina that also happened to be my sister's.

"Look," Ashley...