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.

The Prince and the Pleasurehouse (ch. 3)

By Valentine 12 Dec 2015

Namor and Adrianus are taken on a tour of the House, and meet a potential rival.

8.9 (40) 2191 10 Min Comments

The Prince and the Pleasurehouse (ch. 2)

By Valentine 11 Dec 2015

A genetically enhanced man is contracted to the Pleasurehouse, while Proteus' scheming brother Avidus makes a dangerous plan to take Proteus out of the line of succession.

8.5 (38) 2771 7 Min Comments

Viral Enhancement (ch. 24)

By ESE 5 Dec 2015

It's been a while. I encourage you to read my older work, or this makes no sense. I pick up right where I left Alex and Wes in a rather difficult situation. And really there's not any sex in this scene. Not like normal anyway.

8.9 (13) 943 14 Min Comments

The Prince and the Pleasurehouse

By Valentine 28 Nov 2015

Prince Viro Proteus Primus is next in line for the throne. But when his father, the king, gives him an unpleasant task, he and his friend Galen must come up with a plan to get him out of it.

8.5 (59) 4784 9 Min Comments

Borg XXX

By Gabriel 8 Nov 2015

Two formerly assimilated friends from the Starship Enterprise suddenly find themselves un-assimilated from the Borg collective, on a damaged Borg cubed, and decide to take advantage of it

8.9 (49) 4417 17 Min Comments

Bored and boarded - from the terracorp chronicles

By Chad 28 Sep 2015

A young member of the TerraCorp Security Corps blows off a little steam, and a big cock, before shipping out, getting boarded, in multiple ways, and discovering some very interesting, and hard, cargo.

9.0 (72) 3243 38 Min Comments

Pandemic of men (ch. 9)

By Pen-ave haven 21 Sep 2015

The surprise is still a complete mystery to me as we walked down the halls of an old museum. There was a slight twitch in my manner of walking, I guess it was because of my anger that I didn't notice. Arriving at a large black door, I noticed it was covered in celtic markings.

8.4 (14) 597 10 Min Comments

Finding my way - The Terracorp Chronicles

By Chad 9 Sep 2015

A young man finds out the joy that cock can bring but it's not an easy road.

9.2 (59) 2110 23 Min Comments

Pandemic of men (ch. 8)

By Pen-ave haven 9 Sep 2015

As I looked over to the other furniture, I found a trail of clothes leading to the bedroom. My face burned with heat as my crotch started pocking at my pants. I couldn't resist the temptation of looking into the room past the door were the trail ended

8.4 (14) 790 7 Min Comments

27 DAYS - FROM THE TERRACORP CHRONICLES

By Chad 7 Sep 2015

One of the last boys on Earth figures out that his future may involve cocks.

8.6 (69) 7595 27 Min Comments

Viral Enhancement UK (ch. 5)

By winstion1 6 Sep 2015

Viral Enhancement UK chapter 5

8.8 (9) 819 18 Min Comments

Viral Enhancement UK (ch. 4)

By winstion1 2 Sep 2015

viral enhancement uk chapter4

8.0 (9) 1070 25 Min Comments

Viral Enhancement UK (ch. 3)

By winstion1 1 Sep 2015

chapter 3 of viral enhancement UK

8.9 (13) 1002 9 Min Comments

Viral Enhancement UK (ch. 2)

By winstion1 31 Aug 2015

chapter 2 of viral enhancement chapter2

7.7 (16) 1155 4 Min Comments

Viral Enhancement UK

By winstion1 30 Aug 2015

this is a follow on to ESE viral enhancement but in theUK i like to thank ESE for his permission to use his characters and his blessing.

7.7 (23) 2468 9 Min Comments

Interstellar (ch. 10)

By Chad 26 Aug 2015

I become part of the family that is the Phoenix and all the cock and cum that comes along with it.

9.2 (71) 1825 15 Min Comments

Interstellar (ch. 9)

By Chad 15 Aug 2015

I'm forced to take a ride in a private ship and experience a new kind lift-off.

9.2 (52) 1634 21 Min Comments

Pandemic of men (ch. 7)

By Pen-ave haven 15 Aug 2015

My mind went blank. My heart ache slowly eased as the moments ticked by. To me, time had stopped on that moment; only the two of us remained. All sound was removed; Except for the faint sound of a heart beat.

7.7 (23) 579 9 Min Comments

Pandemic of men (ch. 6)

By Pen-ave haven 13 Aug 2015

I headed to the room. As Mark entered the living room he was met with open arms flinging around his large frame. To my surprise, he had changed a lot more then I'd imagined. The once wimpy looking video gamer was now huge in comparison. His body was now a hulking mass of muscles.

7.2 (22) 823 11 Min Comments

Interstellar (ch. 8)

By Chad 12 Aug 2015

The plot, and lots of cocks, thickens.

9.3 (50) 1642 18 Min Comments

Interstellar (ch. 7)

By Chad 9 Aug 2015

I explore the many levels and cocks of the space station.

9.2 (56) 1528 16 Min Comments

Interstellar (ch. 6)

By Chad 8 Aug 2015

Jock's cock wakes me up. I give Diego the blow job of his life. I'm awed by the Obama Station. Captain Bishop saves my ass, literally.

9.1 (60) 1568 18 Min Comments

Interstellar (ch. 5)

By Chad 6 Aug 2015

I get to know the crew of the Phoenix, every cock and drop of cum.

9.2 (58) 1926 21 Min Comments

Interstellar (ch. 4)

By Chad 4 Aug 2015

It's time for me to find cock and cum elsewhere in the galaxy.

9.2 (49) 1712 18 Min Comments

Interstellar (ch. 3)

By Chad 2 Aug 2015

I learn to use my ASSests not only for cock and cum but to earn enough to leave Greenwood.

9.1 (53) 2164 23 Min Comments

Pandemic of men (ch. 4)

By Pen-ave haven 31 Jul 2015

He was completely naked, his muscles bulged out as though trying to rip off his body, his skin was toned with a perfect golden brown tent. His thighs were massive in comparison to my own. I found my eyes travel along his body, finding a particular interest in his cock.

8.1 (27) 1149 10 Min Comments

Interstellar (ch. 2)

By Chad 30 Jul 2015

Through the help of a neighbor, I learn more about what cock and cum can do for me.

8.9 (64) 2803 18 Min Comments

Interstellar

By Chad 29 Jul 2015

A young man's awakening to his love of cock and cum halfway across the galaxy.

9.0 (80) 4204 22 Min Comments

Pandemic of men (ch. 3)

By Pen-ave haven 29 Jul 2015

To me it was just anouther day in my new life. Entering the loby of the apartments i found Ben waiting by the doorway. I gestured towards him in a greating manner, but he didn't say hello or anything. His face was stiff, as though it was plastered on.

7.6 (22) 1059 12 Min Comments

Pandemic of men (ch. 2)

By Pen-ave haven 26 Jul 2015

The mirror in my hospital room showed the horrors of what happened to me. My sixpack gone, my body no loner toned, but pale. My hair was practicaly yellow with white not dirty blonde. I also was nothing, but skin and bones.

7.9 (26) 1500 12 Min Comments

Pandemic of men

By Pen-ave haven 25 Jul 2015

Amu is a teen with a nice body but lives in an infected world, in a quorintined zone living a happy life until something un expected happens

7.2 (30) 2014 8 Min Comments

Self Indulgence

By Anthony Simpson 6 Jun 2015

One night, after his usual train session with himself, Diego (able to replicate himself and disintegrate these copies) decides to delve a bit deeper in the fascination of one's self.

7.6 (23) 1369 6 Min Comments

The Journal

By Paithan 31 May 2015

Gay Dude enters the twilight zone... Meets someone else... wouldn't you know it, he's a homophobe.

8.0 (45) 1923 20 Min Comments

The Escapee (ch. 4)

By Thoreau 27 Mar 2015

Kimani Goes Back to the Hospital What for this time?

7.7 (12) 271 17 Min Comments

The Last of Us

By Ralphe Brandon 21 Mar 2015

A fanfiction story set in a post apocalyptic world based on the original Video Game created by Naughty Dog.

8.2 (17) 1337 11 Min Comments