Gay Science Fiction Stories

GayDemon's gay porn library: in this story category you can find erotic Sci-Fi stories involving sex in futuristic settings.

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) 1357 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 (70) 11191 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 (70) 9454 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) 1671 13 Min Comments

Double

By NattySoltesz 16 Mar 2021

Trying out a bro's new sex robot.

9.2 (54) 4957 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 (20) 2628 13 Min Comments

The Adonis Brothers (ch. 3)

By Void 25 Feb 2021

Nathan met the brothers only a few weeks prior. Now, a work incident that very nearly cost Nathan his life gives the brothers a chance to return the favor, and gives Nathan another chance to take a much closer look at both the brothers and their sexy super briefs.

8.3 (8) 1436 6 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) 1494 10 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) 1743 48 Min Comments

Cornell, TX (ch. 12)

By Bill Drake 7 Jan 2021

Jake's big day has come, and the wedding has a surprise attendee.

9.5 (119) 14327 16 Min Comments

United

By Andy C 29 Nov 2020

Two related fragments. Football in the future.

9.3 (25) 1840 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 (34) 6051 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) 1387 13 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) 2115 10 Min Comments

The Clone

By PCLatex 22 Oct 2020

Clones are not 'people'. They were created as live sexual mannequins, and fetish objects. Carefully engineered to have no emotional responses and little self-awareness, but be fully responsive to sexual stimulation, and some tailored to specific fetish tastes. But then someone tried to improve the clones ...

9.1 (37) 2812 17 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) 452 24 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) 568 12 Min Comments

Remote control units (ch. 6)

By Luke 14 Aug 2020

With desperation reaching new highs, the Rags were will to do anything. Anything! Fucking straight guys had never been so much fun. Golden Days!

9.4 (10) 1114 8 Min Comments

Wormholes

By Nicky Noxville 4 Aug 2020

Beau's strange, incense burning, gay roommate convinces him to be the model for a revolutionary new sex toy he's developed. What could go wrong?

9.3 (62) 5308 12 Min Comments

Commander Cody (ch. 2)

By Kyle Falls 27 Jul 2020

2nd part of my Commander Cody series. Space, violence, and romance. Please leave comments, emails, or something to let me know what you think.

8.7 (28) 2086 41 Min Comments

Beam me up

By Kyle Falls 22 Jul 2020

35 year old Trey Wallace is going to see find out first hand if there is intelligent life somewhere else. But what will it cost him?

7.9 (59) 5127 14 Min Comments

Lab Rats

By expatmark 19 Jul 2020

The paralysis will pass in a few moments. Just relax and listen. You have been selected to be the lead member of an experimental group. You are no longer on the Earth. We have transported you across space to a world far beyond your species knowledge. You will be told more soon but for now please try to relax and let the recovery process run it's course.

9.2 (84) 6380 97 Min Comments

Costumemania

By Redouant 2 Jul 2020

Robin and Sven, two Good friends and colleagues like to spend their evenings chilling and talking about nerdy stuff together. Both of them love superheroes but they feel like they are too grown to take their hobby further. Somebody may have some other feelings about that.

9.0 (28) 4364 15 Min Comments

An Ill Wind (ch. 8)

By PCLatex 28 Jun 2020

Connor O'Malley, aka Peter Wilson-Parker, and his friends do their photo shoot for a graphic novel.

9.6 (19) 1696 6 Min Comments

Space Force (ch. 7)

By Danny Galen Cooper 14 Jun 2020

Time is a strange beast. Before I knew it, it was the morning of the launch. Training dragged by, but suddenly, there was no more training. I stood in my flight suit trying to squelch the nerves that seemed to come from nowhere.

9.4 (27) 632 9 Min Comments

The Mutant Companion (ch. 11)

By PCLatex 14 Jun 2020

Joffrey pursues his dream of giving his friend and companion an heir, but there are other forces at work and he must arrange to rescue an old friend ...

9.1 (6) 958 13 Min Comments

The Product: The Gift of a Father

By Petr-Johan 13 Jun 2020

A father desperately wants his son to have what he never had; A body that was worth looking at, could play ball, was how he'd wanted to be but now will try to get it for his boy.

9.0 (29) 1967 17 Min Comments

The Virus

By Redouant 3 Jun 2020

Josh, A frail guy, is infected with symptoms of growth after a stroll in the park

9.1 (33) 4634 10 Min Comments

Capes

By Clark Wayne 22 May 2020

A man with the power to give other men superpowers but on one certain condition.

9.3 (104) 11129 17 Min Comments

The Secret War (ch. 2)

By SethReptilian 28 Apr 2020

Tyrone and his fiancee, Aditi, rush to rescue Tyrone's brother, Trey and his fiancee.

7.5 (6) 202 20 Min Comments