Chapters tagged muscle growth

by dingsdongs

Chapter 26

Sarah slowly straightened herself, still on her knees, and Adam could see the effects that the pills have had on his sister's body. It was entirely transformed. Her whole statue was broader, thicker, less fragile, more muscular. As if she had done intensive bodybuilding over a lo...

by dingsdongs

Chapter 27

Before Adam stood his sister. Now a hulking amazon muscle goddess, at least 6 feet in height, if not more. Her bloated belly, full of tainted "Growth X" cum was completely gone, all spent in the transformation of her body, replaced by a rippled six-pack. And it looked like this w...

by FlowSmash

Chapter 16

Those two words from Heather hung in Adam’s mind for a split second as he processed it. Just two hours ago, he’d been a skinny guy, having just left gym class. He could scarcely believe that in such a short time, those pills he’d found on the internet had led to the current scena...

by FlowSmash

Chapter 17

Amelia felt a shiver run down her spine as she clicked the send button on her laptop, effectively inviting the guy who’d been crazy enough to buy those Growth-X pills that she’d developed. She could only imagine how they’d affected him, though, with any luck, she’d get to see the...

by dingsdongs

Chapter 36

Adam's tiny dicklet had vanished. Or rather it had grown. Gone were the days of his shame, as his penis had been replaced with a most impressive and formidable beast, fully erect, and sticking straight up. Sarah puts her own enormous erection on on top of Adams, bending it dow...