Jade Bleu 
Seven Sexy Sins Club #3: Rear Entry [EPUB ebook] 

She needed a guy to open her rear door!
Edie’s had a string of boring partners who won’t give her what she wants…a rear entry experience. Luckily, a friend knows just the place where she can get her fantasy fulfilled, and she’s soon given rough rear access by strangers on center stage.
An erotic short featuring exhibitionism, multipartner strangers, and back door fun.