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.

Cornell, TX (ch. 8)

By Bill Drake 28 Dec 2020

Jake spends extra time in the paternity ward at the hospital and gets a new brother.

9.8 (118) 11286 13 Min Comments

Cornell, TX (ch. 7)

By Bill Drake 27 Dec 2020

The twins get closer, and Jake starts sowing his oats around Cornell.

9.8 (108) 11881 26 Min Comments

Cornell, TX (ch. 6)

By Bill Drake 25 Dec 2020

Jake Markham finds out he's a Breeder, in a big way.

9.6 (122) 11128 21 Min Comments

Cornell, TX (ch. 5)

By Bill Drake 20 Dec 2020

Major Stan Markham tries to hold off his new biological impulses, to no avail.

9.7 (125) 12112 21 Min Comments

Cornell, TX (ch. 4)

By Bill Drake 19 Dec 2020

The first Markham goes through the Changes.

9.7 (129) 14398 23 Min Comments

Cornell, TX (ch. 3)

By Bill Drake 18 Dec 2020

Jake's fascination with his neighbor Mr. Kelly's pregnant belly grows.

9.6 (120) 11653 15 Min Comments

Cornell, TX (ch. 2)

By Bill Drake 17 Dec 2020

Jake Markham is like a kid in a candy store as he adjusts to life in this strange town of pregnant men.

9.5 (141) 12626 9 Min Comments

Cornell, TX

By Bill Drake 16 Dec 2020

Army officer Stan Markham relocates his sons to a special town that may be their last chance of procreating and carrying on the Markham name.

9.3 (142) 23863 14 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) 5187 14 Min Comments

United

By Andy C 29 Nov 2020

Two related fragments. Football in the future.

9.3 (25) 1924 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) 2004 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) 6188 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) 1432 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 (43) 6677 6 Min Comments

Living (ch. 4)

By Swimboyyy 27 Oct 2020

Getting new help and services that come with it.

9.5 (37) 2187 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) 2769 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) 2834 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) 2169 10 Min Comments

Living

By Swimboyyy 23 Oct 2020

Boring life that changes when Ryan meets a Genie.

8.3 (32) 3806 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.

8.5 (19) 3279 17 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) 2972 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 (38) 5765 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) 473 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) 267 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) 573 12 Min Comments

Remote control units (ch. 7)

By Luke 15 Aug 2020

The harvest was finally here and the Dark Crew were set to have their needs met for who knows how long. Every unmonitored nook and cranny was put to use!

8.8 (12) 899 6 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 (11) 1159 8 Min Comments

Remote control units (ch. 5)

By Luke 13 Aug 2020

Reduced to numbers, horny enough to punch through bricks, and now 'owned'. WTF? The Rags can't cut a break. For the Dark Crew, the plan is finally coming together.

8.8 (10) 818 7 Min Comments

Remote control units (ch. 4)

By Luke 12 Aug 2020

Rag medicals will ball bag transmitters, The Dark Crew in waiting. The building of pressure, these droid drivers were nuts!

9.1 (10) 900 7 Min Comments

Remote control units (ch. 3)

By Luke 11 Aug 2020

Keeping the Rags clean and creating hairless units. Synchronizing electric dicks and beta testing to blow point. As before, a mental journey, possibly not enough sex for you all? Luke

8.9 (11) 968 10 Min Comments

Remote control units (ch. 2)

By Luke 10 Aug 2020

Turner Minerals buys the mine and recruits for it. The Dark Crew meets to plan for making use of the recruits. Nice virtual metallic cocks! As before, its a mental journey, possibly not enough sex for you all? Luke

8.9 (9) 1568 7 Min Comments

Remote control units

By Luke 9 Aug 2020

Turner Minerals make use of tech to maximize profit. Rouge programmers make use of tech to fuck labor units. Mental journey, possibly not enough sex for you all? Luke

8.3 (20) 3025 9 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 (66) 5677 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) 2110 41 Min Comments

Commander Cody

By Kyle Falls 26 Jul 2020

A completed version of my sci-fi series. I have fixed many typos and I urge you to give this final version a chance. My story is better enjoyed downloaded on a tablet or phone. This is a sci-fi romance about two people, who are polar opposites and the friendship/love that starts to form. Please leave comments and send email if you enjoyed my story.

8.1 (30) 2106 29 Min Comments