Jen felt a flush of heat flood her crotch, the warmth of it centering right above her clit. She watched in awe as her skin began bulge and push out from above her vagina. A tube of flesh rapidly grew, elongating and growing wider as she felt something heavy slap painfully against her lower lips. A hefty pair of testicles had popped out from underneath he growing cock, and her new ballsack was large enough that it completely hid her pussy even with her legs spread apart.
The penis continued to grow, well beyond was a regular sized penis would normally be. At last the growth continued to slow, and the head of her cock flopped heavily against her stomach as her nearly foot and a half long penis finished growing. Jen grabbed her new genitals and couldn't think of much else than fondling her new bits as her mind raced to catch up to reality. It felt real, or as real as she could assume a cock could, never having one herself up until this moment. Her hand was able to fit around its girth, but only just barely, and her nuts felt heavy and warm in her hand. All of these ministrations were causing her massive prick to harden, and heading further up she noticed this new dick wasn't circumcised. Experimentally, she pulled at the skin and revealed her new cock head. It was nearly fully erect now, and had become almost long enough for her to lick it's tip without moving her head. To Jen, the idea seemed so inviting that she just had to...
Her head bent down as her lips enveloped her fresh cock and she began to lick and suck desperately...