I want to get you in a relaxed state of mind so that you can talk to me about your 'condition'. Is that ok with you?" My 'condition'! Is that what you...re going to call it? MY CONDITION!" she shouted. She started to get up and leave, but thought about it. Perhaps it was time to get it all off her chest. To let someone else know, someone she could trust, like her doctor. It was going to be hard though. Only her mother and the doctor who'd delivered her had known of her 'condition' and now both of. And me and Dawn decided to go swimming in her above ground, piss yellow, tin with white braces and blue liner swimming pool from Sears. The pool had a cover over it and for some reason we thought it would be fun to fuck around in the pool with the cover on and fuck around is just what we did.It didn't take long before we were butt naked. dawn stroken me off and me with a hand full of tittys and a mouth full of nipple when the cover opened and it was Julie "what are you guys doing" she said. My hands found their way to her breasts and I slowly massaged her firm mounds and hard nipples.Pulling away from our kiss and sliding down my body, Ally hooked her fingers in my shorts and pulled them down and off of me. She took a hold of my rigid cock and she stroked it slowly up and down in her small, warm hand. The feeling of her holding my bare flesh in her hand only increased the ache that was building inside of me.My step sister then peered up at me with a sly look on her face and a. ”Helena advised “Well enjoy the surprise. As Harry told me, if you knew what was happening why live. We all need some surprises. Have a great time tonight.”They hugged then parted with Helena picking up the bill. Suzanne returned to work and Helena to her unit. Helena laid on her bed for a minute. Woke up 3 hours later.Fred had texted her ‘They are taking me out for final drinks. Will see you tomorrow darling.’Helena fell asleep again and awoke at 7am. Looking at her phone there were several.