Usually occurs in stories where guys relentlessly pursue (or have imposed on them) phenomenal muscle growth, the trade-off coming in the form of lost of intellect and even reduction to a more animal-like mental state.
Addiction; Butch-to-Fem; Gay to Straight; Other Mental Changes; Straight to Gay.
Mental Changes. Top Stories: “Mimbo drops”; “David devolving”; “Anything to grow”; “Summer research”; “The six pack”; “Mariposa honeymoon: A six-pack story”.
23 stories found.
by Administrator FanTCMan CGrow Dumb Cock MGrow Musc Added Apr 2003 1,784 words 21,534 views 4.1 stars (7 votes) by Anything to grow Big Bull Trainer Dumb Immob MGrow Musc Grow Tf There are some with an unquenchable desire to not only grow, but to grow to unnaturally large proportions, and will go to any lengths to do it. This is a story of just such a person. Added Aug 2016 7,815 words 33,005 views 4.4 stars (12 votes) by An app for the ages Seth Peterson Fem CGrow Dumb Hair Taller Cock MusBr MGrow Musc Nonc An app that can change people on a whim? A totally ego-maniacal straight boy with a strong distaste toward his nerdy, unappreciative roommate? Well, things can only get more exciting from here, can’t they? Added Dec 2018 3,147 words 17,624 views by The six pack Cris Kane Belly Fem CGrow CShr MFSwap Dumb Hair Taller MGrow Race Shr Grow 2Gay Tf Series Returning from a Mexican vacation, a gay couple bring back a mysterious drink for their friends to try, bringing on some changes for the group of friends that require a great deal of getting used to. Added Sep 2018 9 parts 38,564 words 15,994 views 4.9 stars (9 votes) by Sk8r dreams: Odds and ends Reaver AgeDown Dumb Cock Mind Tf Series This story is set in the Sk8r Dreams universe, but is intended to stand alone. It's a little like the “Spells 'R Us” (SRU) stories, but with hopefully a slightly different slant to it. Added Oct 2003 3,295 words 4,371 views by The source: a Henry Himura mystery Proteus CGrow Dumb Hair Grad Cock MGrow Musc PSD Henry is hired to track down a missing young man names Samuel Roth. The trail leads him to a gym and a mysterious serum called Hard-T. Added Aug 2013 11 parts 15,896 words 17,610 views 5.0 stars (5 votes) by Summer research spacevlad Viol 4th of Jul Dumb Hair Giant Cock Strong MGrow Musc PSD Grow Dave, an ambitious researcher at a well-known university, hires an eager-to-grow football player to test an experimental growth supplement. The experimental growth supplement works much better than anticipated and Grunt gains over 50 pounds in just a week, though with some troubling side-effects. Added Oct 2017 Updated Dec 2017 12 parts 28,541 words 29,245 views 4.8 stars (21 votes)