We both stripped off and I stroked my cock for her as she fingered herself, unknowing that I was recording my screen for later viewing. I was so close...that I had to stop and squeeze my shaft several times and she also stopped to remind me "Make sure you don't cum".Once she was done, she swung her legs over the side of her bed and said "Gotta go take a shower, speak later" and disconnected the call. About five minutes later I got a MMS of her pussy lips spread apart, captioned "Your cum in here. Letting them crash over you, thunder around your eyes and knock the breath from your body. Every cell in me was on fire as I fell. Matt’s strong arms around me were the only thing that kept me safe in the knowledge I was still here. Through the thick mist that hung in front of my eyes I saw his face. His glorious face was smug but it wasn’t just because he had succeeded and proved his skills as a man. No, he was overjoyed to have brought me pleasure and his sparkling eyes told me he was. She added that she had helpfully madeappointments for me to see all three next Tuesday, if that was convenient?I had no option but to reply thanking her for her help.I went to see my sister the following day and explained the predicament Iwas in. She told me I was crazy even thinking about it but also that shethought it would be quite amusing and that if I wanted to go through withit she would help me any way she could."It's a good thing we are about the same size," she stated. "I was aboutto. Shortly, I feel quiversrace through her legs with each kiss I plant. I slip my right hand between her thighs in such a way that Ican insert my thumb in her pussy and press my middle fingeragainst the rosebud of her anus. My thumb slides all the wayinto her lust-slick love tunnel, and I begin to wiggle the tip intime with the music. Now, the girl's fingers begin to claw at the back of myhead. Her nails slowly dig into my flesh, as she starts toshudder uncontrollably. I feel her breath.