Stories where the character becomes physically addicted to muscle, muscle growth, or the like, as with a drug. Not used for stories involving actual drug addiction to conventional drugs like cocaine, heroin, etc.
Related: Butch-to-Fem; Gay to Straight; Getting Dumber; Other Mental Changes; Straight to Gay.
Child of: Mental Changes.
Top Stories: “The brothers”; “Lumberjacked”; “Red pills”; “Vice (Sometimes drugs offer more than a high)”; “The new guy”.
12 stories found. Total word count: 166,146.
- Big cat by Growlboys CockUp Cock Addict Tf Viol Fur There’s a special substance on the market that’s driving people wild. In need of a fix after ten days without, Sam is told of a brothel where he get it. There he finds Doug, a werecat who’s not having a great life right now. Added Jul 2019 3,371 words 3,626 views
- Blowing up in Hollywood by Aphon CockUp Cock HyCock Addict MuscUp Musc Hairier Dom Matt eagerly accepted a movie studio executive’s offer to bulk him up for a movie role. What he wasn’t expecting, however, were the dramatic changes his special hormone milk would cause. Added Dec 2018 3 parts 2,118 words 13,491 views 4.4 stars (17 votes)
- The brothers by FanTCMan AlwHard CockUp Cock Addict 2Gay MuscUp Musc Hairier Grad Inc Bro Cory Callahan and his three sibs participate in a secret program, resulting in more muscles, body hair, cock size, and horniness. Added Mar 2003 8 parts 22,620 words 89,315 views 4.8 stars (87 votes)