It is about a man's transformation into a gigolo, by a lot of training to build muscle, surgery to enhance his cock, including a valve to let blood from his femoral artery into his penis thus having an erection whenever he wants and for as long as he wants.
Unfortunately I don't remember further details.
LE: I found it by accident. For those interested, it's https://www.literotica.com/s/stud-farm
Unfortunately I don't remember further details.
LE: I found it by accident. For those interested, it's https://www.literotica.com/s/stud-farm
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