Gay Sci-Fi Stories

GayDemon's Stories: On this page you can find erotic fiction where you can read about futuristic gay sex and sci-fi.

Male Pregnancy Tales (ch. 2)

By Gazzaq 13 May 2022

A Surrogates Tale Peters Story Chapter 2

9.2 (53) 6203 16 Min Comments

Male Pregnancy Tales

By Gazzaq 12 May 2022

A Surrogates Tale Peters Story Chapter 1

9.2 (49) 11128 14 Min Comments

Into Another World (ch. 9)

By Cloudboy91 30 Apr 2022

Jeremy starts his first day at work and meets his match.

9.7 (31) 2628 8 Min Comments

When the World Changed (ch. 3)

By slave mark 12 Apr 2022

CHAPTER 3 - It is the year 2070 and it is a whole different world. A drug that cures every disease has now caused my lover and me to be enslaved to the top jock on campus. The slaves are now split up while the Master takes slave paul to a sex shop.

9.6 (122) 2640 13 Min Comments

Freeballing

By Shadesofdesires 9 Apr 2022

And then, there I was, in this world.

7.0 (7) 1737 5 Min Comments

When the World Changed (ch. 2)

By slave mark 9 Apr 2022

CHAPTER 2 - It is the year 2070 and it is a whole different world. A drug that cures every disease has now caused my lover and me to be enslaved to the top jock on campus. We have been fucked in front of the whole student body. The fuck made us connected to our Master until we die. Now we are about to be taken across campus to our Master’s frat house.

9.7 (89) 2391 8 Min Comments

When the World Changed

By slave mark 7 Apr 2022

CHAPTER 1 - The year is 2070 and it is a whole different world. The earth had been through more than anyone would have ever imagined. Two-Thirds of the world's population is wiped out. An addictive drug that cures all diseases has the side effect of creating Masters and slaves.

9.3 (105) 4718 13 Min Comments

The Jedi Order: Duelling Sabers

By Handsomeishgay 2 Apr 2022

Unbeknownst to the Jedi, the clone wars is nearing its end. Two younger Jedi Knights struggling with the complicated feelings for each other and rules of the Jedi way, must also navigate their way through the Imperial takeover. Will they survive when there is nowhere that is safe? Will they come to terms with their own feelings? Will the dark side come between them? May the force be with them.

8.0 (5) 432 11 Min Comments

The Super Jock Sluts

By Sky Larkin 23 Mar 2022

Mason Rhoades is a hunky, oblivious, slutty teenage football player by day and a sexy, slutty, superhero by night. He protects and patrols the metropolis of Millennium City, but is having difficult managing his two lives and his intense need for cum.

9.3 (37) 11733 15 Min Comments

In the Neon Mist

By Caleb 19 Mar 2022

A disused underground laboratory. An unknown substance. Four straight men. One gay. The sexual depravity and raw pleasure that follows is classified.

9.6 (37) 3809 17 Min Comments

Star Date

By Jaybradman 13 Mar 2022

Commander Gib is desperate to save his ship and complete is mission. Will this big cocked creature be able to save him?

9.1 (57) 3348 11 Min Comments

My Step Bro's Literal Crotch Snake

By Thanh_Tran 3 Mar 2022

Step bro comes home from college and shows me his big crotch snake, then we go on an adventure together. This is a true story. : )

6.8 (20) 6660 13 Min Comments

The COVID Cum Dumpster

By Thanh_Tran 1 Mar 2022

After being enlarged by a reverse shrink ray, a giant COVID-19 virus is thirsty for gay cock and needs five brave men to fill it with their hot loads.

7.6 (13) 1839 8 Min Comments

Owen’s Journeys (ch. 2)

By Remodio 21 Feb 2022

The Galaxy’s biggest prostitute, Owen, goes back to the bunk of an alien he hooked up with in a bar. But he find that they’re not alone.

9.4 (39) 2665 8 Min Comments

Owen’s Journeys

By Remodio 10 Feb 2022

Owen, a human prostitute, hooks up with an alien mechanic on a space station bar.

9.2 (57) 4033 11 Min Comments

Sasquatch Love Hunters

By JadedGayKnight 8 Feb 2022

A lone hunter has a strange encounter with a beast in the forest

9.3 (59) 4308 7 Min Comments

My Life On Display

By Picture This As A Caption 29 Dec 2021

Interactive simulation narrative of the inspiring life of Ventress, the titular character.

7.0 (3) 263 1 Min Comments

It's Ok

By BadApple 7 Dec 2021

The world is left to the Bots, known as Users. Two of which, Digit and Flux; explore their physical love relationship. Digit overcoming his physical defected paranoia.

8.2 (7) 281 17 Min Comments

The Modern

By BadApple 27 Nov 2021

Welcome to dystopian world of Modern. Meet Jacks and Terminal, both high ranking soldiers. It's clear Terminal is hot under the collar. Jacks decides to help him with that, regardless of the risks?

8.6 (7) 634 3 Min Comments

Possessed

By PCLatex 3 Nov 2021

A young man moves into his uncle's home, a large Georgian house, but soon learns that all is not quite as it seems.

9.0 (53) 4662 14 Min Comments

Crios

By Grant 2 Nov 2021

A young man disappears, a traveler arrives at different times and places, and time progesses.

9.4 (54) 1759 71 Min Comments

Deviant Island (ch. 5)

By PCLatex 31 Oct 2021

The Diaconate is overthrown, now there must be a reckoning and a future ... This concludes this story.

9.3 (25) 1464 11 Min Comments

Deviant Island (ch. 4)

By PCLatex 30 Oct 2021

The Liberan Trader's companion undergoes four hours in "The Chair" and Pat and Dan learn something new about the process ...

9.2 (16) 1468 18 Min Comments

Deviant Island (ch. 2)

By PCLatex 28 Oct 2021

The condemned deviants, Dan and his lover, Pat, find that the island is nothing at all like what they were led to believe, but must now find their own way to fit into a future as living latex sex dolls.

8.8 (26) 3279 19 Min Comments

Deviant Island

By PCLatex 27 Oct 2021

Condemned to "The Chair" for having committed Onanism and Sodomy with his lover, a young man discovers the Deviant Finder General is determined to make an example of him by imposing the most extreme modifications to his person the strange "Chair" can make ...

9.0 (48) 5893 18 Min Comments

Seed

By readywankerone 20 Oct 2021

Abducted, naked and alone, a man is raped by his captor. Alone, desperate and hopeless, an alien commits an unforgivable act in order to preserve the continuation of his species. Even if it means he will destroy the human he loved.

9.2 (88) 12860 10 Min Comments

A weird twist I'll never forget

By BillyBoy 11 Oct 2021

A therapist suggests a strange clinic for me for the weekend. Somehow I get transfered into a womans body for two days. I guess you need to be carefull who you tell your fantasies to. Even your therapist!

7.9 (22) 5617 4 Min Comments

Confessions of a Tentacle Monster (ch. 3)

By Not your Greek Hydra 17 Sep 2021

Now the fun and torture begins!

9.0 (51) 6944 8 Min Comments

Confessions of a Tentacle Monster (ch. 2)

By Not your Greek Hydra 21 Aug 2021

I finally capture the apple of my eye! [Audience Survey included!]

9.1 (33) 4642 5 Min Comments

Confessions of a Tentacle Monster

By Not your Greek Hydra 19 Aug 2021

A man is sent on a mission to monitor a place: Specifically mine! How I met my catch... Note: There's no sex in this one but it'll set up the setting and who the narrator is.

8.4 (29) 4660 7 Min Comments

Alien abduction (ch. 2)

By Desertbiguy 16 Aug 2021

Mark was abducted by aliens. He was one of several gay men who were being used as temporary sex slaves and alien baby incubator. They were fucked by master aliens who were breeders. Mark and Co would give birth a few days later.

8.1 (54) 6585 3 Min Comments

Into Another World (ch. 7)

By Cloudboy91 16 Aug 2021

Jeremy continues his training in Wild Life.

9.6 (35) 3086 9 Min Comments

Into Another World (ch. 6)

By Cloudboy91 14 Aug 2021

Jeremy finally gets to choose his job, meets up with Alex, and gets introduced to fellow coworkers.

9.5 (32) 2459 10 Min Comments

Into Another World (ch. 5)

By Cloudboy91 13 Aug 2021

Jeremy goes for a late breakfast with Felix, and meets up with Amir as he continues to get use to the way of life in Eros.

9.2 (25) 2487 11 Min Comments

Into Another World (ch. 4)

By Cloudboy91 12 Aug 2021

Jeremy finds a moment to relax with his new friends and lovers before he delves deeper into the world of Eros.

9.6 (28) 2717 10 Min Comments