I got in my car, in full femme, large plug still in my ass and drove to the location. The man who set up the event had arranged for all participants ...o be screened for STD’s a few days before. He texted me and told me to take off all of my clothes before I showed. He wanted me to get out of the car in nothing but hose and heels :-) I pulled aside, took off my skirt and top, took the plug out and proceeded to the location.As I got closer, my heart began to race...the mere thought of all the. He moans out a cute little moan as we did this. “Haaaaa”, it echoes in my quiet room. Now I was behind him fully doggy style and start to pull my cock in and out of Kevin’s ass. I watch as his shirt sways back and forth with his body gliding along his back while arching. My mind was racing with pure lust and enjoyment. That is when Kevin takes one hand under his belly and I could tell he was jerking his cock. I silently smile at the thought of how hot Kevin must feel right now, being fucked by. I rapidly shook my head no."Then be a good boy, and do just as we tell you", she said.MMMMyemmff and I shook my head in acquiescence."GOOD"! "Don't move AT ALL!"They untied my feet and moving my legs apart Cathy reached up and gave my balls a squeeze. A squeeze that really hurt, and showed me they meant what she said."One fuck up from you, and we will change you into a gelding." She said, As I screamed into my gag.She tied some twine around my ball sack and gave it a good pull that felt like it. With the overhead light on, it appeared to be on center stage. The entire stiff pole was a dark ebony. The underside had a ridge down the middle, and thick veins winding up to the apple-sized head. The ridge around the head flared beyond the shaft and sloped up to the smooth tip with a gaping slit. Between Marcus legs was his scrotum with two tangerine-sized balls. Jessica was awestruck by the size and stiffness of his extended black hose. She was incredulous, fearful and thrilled all at.