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.

Into Another World

By Cloudboy91 20 Jul 2021

Jeremy finds himself accidentally transported to a new world where the only inhabitants are physically and sexually enhanced men. There he must quickly make lovers, friends, and allies for there is tension brewing underneath the surface of this seemingly idyllic realm.

9.2 (67) 9703 18 Min Comments

ConOr

By Ty Jordan 10 Jul 2021

In a future society the government tries to eliminate crime by using a controversial medical procedure. Chico becomes a victim of this, but he finds an unlikely friend who can help him.

8.4 (38) 3206 18 Min Comments

Mandatory Pleasure

By Benji Bright 13 May 2021

The residents of 201 Fremont Lane get a visit from Agent 157 from the Agency of Mandatory Pleasure. He warns them that they haven't been having enough sex, that the State has noticed, and that there will be consequences.

9.2 (17) 1407 7 Min Comments

Abducted

By PCLatex 8 May 2021

Pete, a writer, is abducted by a strange alien race, but his friend Mike sees what is happening and jumps at the chance it offers. When they wake up in Pete's home, several things have changed permanently ...

9.0 (71) 11556 29 Min Comments

Alien Abduction (ch. 3)

By MontanaBiGuy 1 Apr 2021

More adventures during captivity. The kinkiest yet with more to cum later. This has a bit more story line in the beginning. I wanted to give hints for future stories as well.

9.3 (73) 9754 13 Min Comments

Alien Abduction (ch. 2)

By MontanaBiGuy 26 Mar 2021

Second chapter of my fantasy abduction. This gets a little kinkier!

9.6 (69) 7190 9 Min Comments

Alien Abduction

By MontanaBiGuy 23 Mar 2021

My Fantasy Alien Scenario.

9.3 (81) 17253 13 Min Comments

Adventures of a Doom Marine (ch. 3)

By Britman 20 Mar 2021

This is the third part and the Doom Marine, Flynn Taggart, wins out

9.1 (21) 1765 13 Min Comments

Double

By NattySoltesz 16 Mar 2021

Trying out a bro's new sex robot.

9.3 (59) 5423 15 Min Comments

Enviro Regime (ch. 5)

By Ashar Knight 4 Mar 2021

Thomas's first day as the master. He gets some filthy loving revenge on his boys.

8.3 (21) 2802 13 Min Comments

Enviro Regime (ch. 4)

By Ashar Knight 3 Mar 2021

Thomas is abused all the wat to court. Where a twist of fate - lands Derek and Alex in very dark waters.

8.2 (22) 2312 13 Min Comments

Enviro Regime (ch. 3)

By Ashar Knight 2 Mar 2021

Derek gets his hands on his boy's former best friend. He makes use of Thomas to the maximum. He has some truly sick things in store. (SCAT WARNING - faint of heart should skip. Only SCAT chapter in Enviro Regime)

8.0 (19) 4825 9 Min Comments

Enviro Regime (ch. 2)

By Ashar Knight 1 Mar 2021

Alex gets acquainted with his new slave (former best friend). He finally samples the goods.

7.0 (16) 2690 3 Min Comments

Enviro Regime

By Ashar Knight 28 Feb 2021

Thomas is indentured for being earth hater spawn. The new environmental regime born from the collapse of global government sentences any adult age children of evil capitalists to serve as slaves. But just when Thomas is resigned to his shitty hand in life – fate reverses and he becomes the master.

7.6 (23) 4447 8 Min Comments

The Adonis Brothers (ch. 2)

By Void 17 Feb 2021

The brothers come face-to-face with their greatest weakness. With both heros on the very brink of defeat and drained of their super-powers, this could very well be the end for both Josh and Adam.

8.2 (12) 2338 9 Min Comments

Citizen

By Benji Bright 16 Feb 2021

Rob has a respectable job and a handsome boyfriend. Like everyone, he lives his life under the close scrutiny of cameras and public opinion. But when Rob gets a ticket for smoking a cigarette, it takes him on a journey into the night world of his city and perhaps out of view of the omnipresent cameras.

9.0 (21) 1601 10 Min Comments

The Adonis Brothers

By Void 16 Feb 2021

Our sexy heroic duo, Josh and Adam, face the infamous Bunny Bandit whilst wearing only their uniform super-powered red micro-fibre spandex briefs. (Say that ten times fast!) Things quickly take a turn for the bizarre and Josh is now forced to save not only the bank but also his heroic partner and lover.

7.9 (11) 2506 5 Min Comments

Descent into Darkness

By Grant 24 Jan 2021

This is not a feelgood story, quite the opposite. It’s a warning, an imagining of how things could become, especially if we had stayed on the path we had been on.

9.4 (38) 1828 48 Min Comments

Adventures of a Doom Marine (ch. 2)

By Britman 19 Jan 2021

The Doom Marine finds himself on a planet populated by aliens and sex zombies, whose sole purpose is to fuck and suck.

9.1 (29) 3656 15 Min Comments

Adventures of a Doom Marine

By Britman 10 Dec 2020

Doom was a 1990s PC game. The UAC have now gone one better, with Actual Reality.

9.1 (48) 5261 14 Min Comments

United

By Andy C 29 Nov 2020

Two related fragments. Football in the future.

9.3 (26) 1982 11 Min Comments

Living (ch. 9)

By Swimboyyy 20 Nov 2020

My wishes were granted with a beautiful body....could I make that happen with someone else.

9.3 (26) 2050 11 Min Comments

Certified Quality Men (ch. 2)

By eddie edizejavi 17 Nov 2020

We have come a long way in Genetic Engineering this past century. Now we are able to build artificial men, the perfect men to fulfill your every desire. The possibilities are endless.

8.6 (35) 6284 17 Min Comments

Living (ch. 8)

By Swimboyyy 11 Nov 2020

Something about getting a dangerous man so venerable just does it for me. Do I really have control over this Cartel boss?

9.2 (25) 1471 13 Min Comments

Certified Quality Men

By eddie edizejavi 8 Nov 2020

We have come a long way in Genetic Engineering this past century. Now we are finally able to build you an artificial man, the perfect man to fulfill your every desire. The possibilities are endless.

8.7 (44) 6762 6 Min Comments

Living (ch. 4)

By Swimboyyy 27 Oct 2020

Getting new help and services that come with it.

9.5 (37) 2251 13 Min Comments

Living (ch. 3)

By Swimboyyy 25 Oct 2020

Getting money and getting my cheeks clapped in one day. Ryan started feeling the luxuries of his new life.

9.2 (36) 2847 12 Min Comments

Living (ch. 2)

By Swimboyyy 24 Oct 2020

I get the wishes that I dreamed of in more than one way.

9.2 (48) 2922 6 Min Comments

It's Alive (ch. 3)

By Simon Peter 23 Oct 2020

Will the aliens be able to use Stevie in their plan to occupy Terra?

8.4 (21) 2233 10 Min Comments

Living

By Swimboyyy 23 Oct 2020

Boring life that changes when Ryan meets a Genie.

8.3 (32) 3920 3 Min Comments

It's Alive (ch. 2)

By Simon Peter 22 Oct 2020

Stevie's parents witnessed the surprise of their life. Mom moaned. Dad inhaled sharply. Stevie held his huge penis in one hand, as it swelled and erected.

8.4 (20) 3364 17 Min Comments

It's Alive

By Simon Peter 20 Oct 2020

Stevie closed his eyes tight and wished for a bigger penis after he had seen a big black dildo in his mother's undies drawer. He wished and wished as he fingered his pencil-thick penis. When woke up the next morning, he was up for a big surprise. To say the least.

8.0 (39) 5921 16 Min Comments

Viral Enhancement UK (ch. 13)

By winstion1 13 Oct 2020

Hi all I know it been a couple or more years since I did a new chapter here it is VIRAL ENHANCEMENT UK CHAPTER 13: NEAR UK WATERS. I am writing the next chapter at this moment. Some sex in this one and solo fun more will be coming in the next chapter.

8.5 (5) 490 24 Min Comments

The Founding Fathers and the Love that Guided Them

By RobbinWine 6 Sep 2020

The year is sometime between 1774 and 1908 or something like that. War against the Sith rages on but there is also stuff going on in America. Here it is.

6.7 (6) 268 3 Min Comments

Out the Window (ch. 3)

By TallyMans 24 Aug 2020

Floatering - - a truly remarkable experience that is born from the fruits of weightlessness, it adds a new dimension to shared intimacy.

8.9 (15) 577 12 Min Comments