But as the k**s grew, Terri and Kate were virtually identical and Terri never showed any signs of wanting to be a boy. By the time the girls were 12 y...ars old they both had a natural set of 34D breasts. Their parents took them in to the DR.'s for some testing. After the tests it was discovered that Terri had a gene that mutated and caused her clit to grow into a penis, a very nice penis. Kate's clit had also grown and was now 3"s long and stood out from her vagina. The tests also proved that. I tried to imagine how that lovely little girl would look completely nude. I thought about her nearly flat chest and her completely nude pussy. I then thought about her perfect little ass and I had an image of her nude with her back to me while she stood on her tippy toes looking over a fence. Just heavenly!I could feel some precum leaking out of the tip of my penis and it got my left hand, my stroking hand, sticky. So I licked it off. I’ve always kind of enjoyed the taste of my own cum. . “Please do more..” she said as she shoved my head more to her ass and I savored her ass more and more. Once I sucked off all the chocolate, she turned at once and pulled me up. “You must be killing me now..” she said sucking off the chocolate from my lips and from my nose tip. “Its my turn now..” she said and ripped my boxers off my waist and asked me to sit on the shelf to which I agreed and sat there.She took the chocolate and poured a lot on my stomach which eventually trailed to my penis.. . it felt so hot!”Kirk nuzzled her neck, still intoxicated by her aroma. “Cumming inside you was so intense!”“I can still feel you throbbing inside me, baby. You did me so good!” She rubbed his back all over. “I can feel you dripping out of me… Where’s that towel you had?”Kirk happened to be kneeling on it, so he handed her the towel from the floor. “Thank you,” she said, as she pushed him up off of her, and his dick popped out of her vagina with a slurp. She used the towel to soak up their.