I’ve been told him that I had been training my ass for an eventual double penetration with two dicks. My asshole and nipples were almost aching by ...he end of the day, and as soon as I got home I inserted the larger butt plug into my ass. My nipples were so sensitive and hard, like when they are very cold except they were not cold. The begged to be pinched and touched as I sat on my butt plug on the corner of my bed. As I rocked back and forth, I pinched and pulled my nipples. It felt so good! . We stared into each other's eyes as she squeezed and stroked my cock with greater enthusiasm. I figured "what the hell" and started stroking hers as well. After a minute or two, she started breathing heavier, so I confined my effort to just tickling just the underside of the head. She looked at me with her mouth hanging open, and shook her head no. I kept at it and nodded my yes. She closed her eyes, moaned, and shot cum in her stocking, some of which got on my hand. I wiped it off on her. He brushed her hand aside and then went back to his task, spitting in his hand and rubbing it over his cock, again. The tip, now slick, was at the tight entrance of her ass.Jade stiffened in anticipation, her hands tightening on Robbie's biceps, as butterflies were building slowly in the pit of her stomach sending waves of tingling pleasure through her. She tried to scream but nothing came out as he slowly pumped himself into her inch by thick inch.Jade bit her lip as he began filling her up,. Well after this I was so encouraged by the results I was getting that I intensified his training, getting him to edge throughout the day, until really he was just becoming a mindless life support machine for the cock and prostate I was growing. I extended the gaps between milking from one month to three. By halfway through the second month his prostate was so enlarged that I could barely push a finger up his ass without causing cum to spill out of his cock. I was dying to find out what the.