Then, I looked down at my own humble dick, which at best, it can grow up to 6 inches long during full erection; but at that moment, it was actually at... its normal limp size of barely two inches. Still, I didn’t embarrassed; just out of place. Nonetheless, I felt intrigued and thinking why I was there at that stage with those studs if I didn’t fit the body profile of the specimens around me. Suddenly, one of the guys, the one I assumed was the “director”, was standing next to me and looking. You feel breathing on the back of your neck, again increasing your heart beat and your cock stiffens even more. You feel something hard digging into your back, with your arms tied behind you feel it, and hear me giggle, knowing it’s a vibrator of some sort you feel your cock stiffen to what you feel is the maximum it can be before bursting. I spin you round, you feel my breasts pushing up against your chest....and walk you backwards towards the bed. I sit you down, and straddle you, kissing you. During the following day, I sent her a text to ask how her day is going. My day was busy enough that I didn’t realize until just before clocking out that I had received no response.That evening, I headed to the workout room. Still no Lisa. I hopped on the treadmill, and shortly afterward, heard the door open. In the mirror I saw Lisa’s reflection walk in ... and then turn and walk out as soon as she saw me.Okay ... now I knew for sure that something was not quite right. But by the time I could. Angie had a hunch about just what the erect penis was for, and she decided to push for details. "When what?" she asked, getting up. Shayna stood up as well, her shirt only half buttoned, and pulled up the rest of her pants."Um... " Johnny hesitated, then realized that he had leverage over them. They certainly wouldn't want him to tell their parents what was going on, and he knew he needed release for his cock soon. "It gets like this when I want to fuck," he blurted out.Shayna and Angelique had.