"Well, I guess I have a lot of cleaning up to do, don't I?" I said as she laid down beside me.She laughed and said "Not just yet, I want to see how so...e of these toys feel." Okay, but can I have a bit to get my energy back? That really does take it out of you, doesn't it," I asked as I looked at her."Yes it does and yes you may." With that, she laid her still wet face on my shoulder and began running her hand along my stomach. I moved my hand to her arm and began rubbing it as well. I knew it. The nylon is really soft and thin, and they fit really nice. My cock was extra hard inside these panties. I quickly slipped them off wanting to savior the wonderous feeling for a while and then when feeling up to it cumming into the virgin fabric. The next day I slipped them on again and would you believe my cock responded instantly as if commaneded by the panties to erect and harden past the limit. I wanted to soooo badly to just instantaneously CUM-BUST-IN those panties and believe I tried. I. I walked in slowly, desperatley trying to hide the fact I had a throbbing erection by holding my hands at my front, and sat down at her bedside as she smiled up at me. Little Shannon (my grandaughter) was still suckling on Cassys nipple, eyes closed, and Cassy smiled at me again, gazing as she did when she was a little girl. I couldnt help staring at her topless body, and the free, bare breast, then at her feeding. Her breathing was still a little heavy from her climax and she looked glowing. "Okay, let me explain. The park is only forgirls. Since you bought a pass, the park turned you into a girl." Are we ... are we stuck like this?" Eric stammered, fear in his eyes.Natty shook her head. "You're not stuck. You'll change back ...." Okay, let's just leave and change back, then!" the girl who had beenJeff said determinedly."It doesn't work like that. Would you please let me explain and quitinterrupting?" She saw the new girls silently nod. "This isn't like anormal water park. .