I was the oldest c***d, and pretty much did anything I wanted. I was 2 years older than one of my sisters and 3 years older than the other one. I was ... typical 13 year old male, high sex drive and all. I would steal panties from my sisters room to rub on my cock and balls as I masterbated. I went in and got a good dirty pair one day, and thought I would go to my shed and rub one out. I could smell the musk of the panties from my pocket as I tried to sneak out the back door past my sisters. My. Instead she had found me so that she could get my opinion on which suit looked best. Rolling my eyes I followed her to the changing area so she could try them on and come out to show me.The first one she showed me I thought looked really sweet and told her so. She looked disappointed and went in to try another one. This time she came out in one that was nearly the same shade of tan as her skin so at first I did a double then a triple take thinking she had come out wearing nothing. I guess the. You pull one of my hands down to your leg and i rub your thigh moving slowly upto your panties, a flimsy lacy thong, just what I need to turn me on. we kiss again and i run a finger around your pussy, you are already wet and let out a moan as i touch you.We stand up and look at each other and you run a hand over my now obvious bulgeand i run my hands over your hot body, your neck, shoulders, belly, lingeringon your belly, your waist and over your ass. you tell me to step back and you start to. I could see his eyes wandering down my body but I was well hidden behind the curtain. I told him that he should join me and the look on his face was what some might call “shock” :DHe walked out of sight and then returned in just his boxers, I could see a slight bulge in them and smiled to myself. His gorgeous, hairy chest on display for me to eye up. It looked as though he was trying to psych himself up before he pulled off his tight boxers and stepped in next to me. I moved a little to let him.