." I started to say, expecting to hear Kate voice her disapproval as well as we looked at one another. But when she didn't say anything I wondered why.... Still waiting for her response, I gave her a look of impatience and she blushed a bit, biting her lower lip in embarrassment. I was genuinely shocked when she didn't immediately balk at the notion and my mind raced. "What in the hell is she thinking?" The thought echoed in my head. Kate grabbed my arm tight and pulled herself close to me to. Corinne, Cory as she was called mostly, was almost as big but younger still. She was a spoiled child being the second oldest. She was mean like her sister but was much more sadistic in her tortures, however she was not as creative. She was just starting college at the age of 19 and was dating two boys at the same time. Katie was only 17 and small for her age which gave her a distinct disadvantage with her sisters. If she refused to do what she was told, they would just force her to do it. I grabbed her hips and started slowly thrusting again. I glanced back over and noticed Anna was now rubbing her pussy through her pajama bottoms. Brenda was watching her too. Now, I knew that Brenda was bisexual. I also knew that she had always had a bit of a crush on Anna, but had never let on. Brenda glanced back over her shoulder at me, a questioning look on her face. I smiled and nodded, she grinned slyly. “Hey,” I said to Anna, “instead of just watching, why don’t you join us?” She looked. Could...change people. I changed into you, so we could get evidence of you in, er, compromising situations with Roger. To get back at you."Shelly listened intently, then she shook her head. "First, that's impossible. Nothing can change a person's body. Second, what are you talking about? Compromising...." Her mouth dropped open as she slowly realized what they were talking about. "You mean, you little faggots screwed around? With MY body? And you took pictures or something?"Roger.