Gay Body Modification Stories

GayDemon's Stories: On this page you can find erotic fiction where you can read about men modifying and physically changing their body.

What Krampus Leaves You With (ch. 3)

By AstroGuy42 9 Mar 2026

No name. No memory. A body built to serve. The rich kid with the expensive car says he has answers … but first, he has orders. [Note: can be read stand-alone.]

9.5 (14) 2290 26 Min Comments

What Krampus Leaves You With (ch. 2)

By AstroGuy42 24 Feb 2026

The body Krampus built him was made to be used. Tonight, he finds out what that means. One backroom, many guys.

9.4 (13) 2088 18 Min Comments

Expanded Flesh: Read the Fine Print

By AstroGuy42 23 Feb 2026

I went in to fix my hole. Before, I couldn't take a finger; now I can take a forearm. I didn't read the fine print.

9.5 (33) 4220 57 Min Comments

Slavery Through Television (ch. 10)

By Derekhello 20 Feb 2026

This is the final Chapter. Justin Bieber presents Celebrity Slave Punishment were the slaves from the previous 8 chapters get punished for TV Ratings. Some are humiliated, others modified. Justin is the host.

9.4 (2) 1121 16 Min Comments

Slavery Through Television (ch. 9)

By Derekhello 17 Feb 2026

Justin Bieber presents Celebrity Slave Punishment were the slaves from the previous 8 chapters get punished for TV Ratings. Some are humiliated, others modified. Justin is the host.

7.8 (8) 1149 15 Min Comments

The Fate of A Garden Decoration

By sordadion 17 Feb 2026

A muscular sporty faggot who once topped eager bottoms with his thick 8-inch cock while secretly craving true submission from straight alphas, is now facing its fate and turned into a real object.

7.9 (24) 3093 48 Min Comments

The Curse of 100 Bottoms (ch. 7)

By Freckleman64 10 Feb 2026

Bottom For Family Fun Time -- Willem's next target hits a little too close to home when his uncle Jeb comes to town. But with help from Bussy, he finds a way to make it work!

9.5 (31) 2296 31 Min Comments

The Education of Roman's Fresh Meat (ch. 7)

By BullBreaker 10 Feb 2026

Sweat-slick holes gape, brands sear flesh eternal. Cocks leak helpless under Master's unyielding gaze. Balls crush tight, nipples rip bloody for his rings. Vulnerability throbs raw—no mercy, no flight. Power devours your soul, pup. The leash shortens.

8.6 (12) 1327 19 Min Comments

The Experiment (ch. 3)

By GodE 19 Jan 2026

Phase Three: The Mind's Surrender

5.8 (12) 4484 2 Min Comments

His Brother's Sleeve (ch. 2)

By SuddenAgency 24 Nov 2025

Two brothers share an off-campus apartment. What begins as late-night porn and forbidden glances explodes into a three-year obsession: Lucas relentlessly fists, stretches, and destroys Sam’s hole until it becomes a permanently prolapsed sleeve. From first raw fuck to total rectal eversion, their taboo love ends with Sam happily ruined forever.

9.2 (44) 5609 28 Min Comments

The Milky Way (ch. 2)

By AstroGuy42 29 Sep 2025

Jay goes to the sketchy part of town to get enhanced like his roommate. The proprietor is not necessarily swayed by his offer, but wants Jay's business, regardless.

8.4 (18) 3012 10 Min Comments

Forced into puppyhood: Jayson’s Ordeal (ch. 5)

By Master Zombieemperor 31 Aug 2025

Jayson, a homeless rapist, thought he was a top dog. Until he's abducted by a man called the Master (Boys in Bondage), then sold into slavery to a sadistic couple, irrevocably altered and deeply hypnotized, turned from “a top dog” into an enslaved and dehumanized human puppy for the rest of life. His story concludes in this final chapter.

9.6 (21) 5840 19 Min Comments

Built for More

By Boy Mercury X 12 Jul 2025

A teen’s new body is an invitation—to athleticism, to desires he’s long denied, and, during one sleepover, to a wrestler and his family whose appetites push him to his limits.

9.6 (99) 5737 18 Min Comments

The Facility: Adjusted to Dominate

By AstroGuy42 2 Jul 2025

Nathan's and Shawn's relationship is in a rut. Nathan proposes they enter The Facility to teach Shawn how to be more dominant in the bedroom. But, what really happens there?

8.8 (20) 4577 50 Min Comments

Forced into puppyhood: Jayson’s Ordeal (ch. 4)

By Master Zombieemperor 29 Apr 2025

Now 8 days into Jayson’s ordeal, his banding proves successful. He's slowly becoming dehumanized and turning into the slut mut his owners' desire.

8.8 (17) 6896 12 Min Comments

Forced into puppyhood: Jayson’s Ordeal (ch. 3)

By Master Zombieemperor 27 Apr 2025

Jayson’s ordeal just keeps getting worse. He learns about his purpose, gets seriously beaten, collated, and more

8.6 (18) 4772 9 Min Comments

Forced into puppyhood: Jayson’s Ordeal (ch. 2)

By Master Zombieemperor 25 Apr 2025

Lady Ann keeps working on her manipulation of Jayson's mind. Giovanni shows up with two other puppys

8.8 (26) 4567 7 Min Comments

Forced into puppyhood: Jayson’s Ordeal

By Master Zombieemperor 22 Apr 2025

Jayson, a boy taken and hunted in the Annual BIB Hunt. Now, we see his ordeal in his new, forced life, as he's transformed from a street urchin rapist into a totally dehumanized puppy, owned by a sadistic Mistress and her equally sadistic husband.

8.4 (26) 8141 14 Min Comments

Home Alone with the Devil

By StrykerJ 22 Jan 2025

A Satanic fantasy about a tall Dutch man finding inner peace as he embraces the demonic Devil inside him. Making love to himself and learning to dominate others. Understanding what his personal demon showed him along the way.

9.2 (37) 4253 30 Min Comments

Be Careful What Fantasies You Tell

By rubbery 10 Jan 2025

A man is at the perverted whims of his captors. Many fetishes and perversions come to light. He loves it.

8.8 (40) 9575 39 Min Comments

Transported To A New World (ch. 8)

By RosyDragon 23 Dec 2024

The continuation of Adam Russell’s new life in an alternate world where mythological races are all real.  The first night with his new mate continues and some more heavy kinks are explored.

9.8 (68) 8870 25 Min Comments

Privileged Alpha Male to sub human slave (ch. 52)

By toffslave 14 Nov 2024

James and Julian get their rewards and Vladimir the Russian helps solve a problem for Master

9.3 (8) 4689 21 Min Comments

CIA's Secret Muscle Toy Training Facility

By Layla 10 Nov 2024

Not many people in the CIA know that the agency had a special program designed to train some of their elite spies to endure the harshest and most humiliating tortures that a man could ever experience.

8.7 (74) 9694 20 Min Comments

Brian and Master Steele (ch. 2)

By Alex Miller 30 Sep 2024

The conclusion. Brian is more confused and terrified than ever, but he can't get control of himself. Master Steele shares his life story. The two men wrestle again.

9.5 (17) 2088 35 Min Comments

The Student (ch. 11)

By Harlonterry 5 Sep 2024

Tye is brought to the hotel suite for the boys to prepare him for de-christening. The “actual” 18 year old virgin had been bought for the lurid ceremony. The “Priest” demanded he be Virgin in all ways. The boys planned otherwise.

8.2 (3) 2292 10 Min Comments

My Day with Sir

By boi 31 Jul 2024

boi has the day of his dreams with his Sir/Daddy. This came about as a result of a prompt from the guy I’m currently talking to. Let me know your thoughts and let me know if you want this to become a series.

8.9 (14) 4931 11 Min Comments

Transported To A New World (ch. 7)

By RosyDragon 1 Jul 2024

The continuation of Adam Russell’s new life in an alternate world where mythological races are all real.  With his mate found and a sense of meaning given to his life, now it is time to discover exactly what that entails.

9.7 (69) 8329 28 Min Comments

Bodybuilder Bi-Barbeque (ch. 2)

By Posingstrap 21 Jun 2024

Things get interesting when Jerome, Tim, Julio and Todd break in Todd's newly-rented cabin outside of town.

9.6 (41) 3485 18 Min Comments

A Bodybuilder's Fuck Fantasy

By Paul François 25 May 2024

Having a perfect muscular body seems to be a curse… until the right guy shows up in the fitness center. Biceps, pecs, thighs, ass and cock are all being put to contribution.

8.5 (61) 6204 6 Min Comments

The New Terrans (ch. 18)

By PCLatex 9 Apr 2024

With the rebellion over, the mutant-droids are at last able to live the life so long denied them. Felix and Jorge celebrate with their first lovemaking in their natural form ...

9.8 (8) 630 10 Min Comments

The New Terrans (ch. 17)

By PCLatex 8 Apr 2024

The bait is taken and the trap sprung. Felix and his Guardian 'Master' find themselves in the middle of a fierce struggle ... Once it is over, Felix-Five Zero provides some tlc for Eight Four Seven as he recovers from the injuries inflicted by their attackers.

9.7 (7) 303 11 Min Comments

The New Terrans (ch. 16)

By PCLatex 6 Apr 2024

Felix discovers what it is like to be turned into a 'droid' and be assigned to a 'Master'. Together they set out to do their part in an operation that will hopefully bring an end to the rebellion of the mutant haters ...

9.5 (8) 426 8 Min Comments

The New Terrans (ch. 15)

By PCLatex 4 Apr 2024

The discovery of the reasons for their mutation injects a new purpose in their lives and their determination to change the colony. Felix agrees to join the others in the droid disguise for a major operation to suppress the rebellion ...

9.6 (7) 307 9 Min Comments

The New Terrans (ch. 14)

By PCLatex 3 Apr 2024

Felix and Jorge share their new knowledge and experience with Erik and Eugen and things take a new direction. The cause of purpose of the mutations starts to become apparent ...

9.8 (6) 294 7 Min Comments

The New Terrans (ch. 13)

By PCLatex 2 Apr 2024

Felix takes Jorge on a short excursion to the country once patrolled as an exile. Visiting one of the strange caves, Jorge's circuitry connects to some alien presence, and they make an important discovery ...

9.8 (6) 347 12 Min Comments