2032 (ch. 3)
By Sadist Daddy 6 Oct 2025
Slave Starts his struggle to be sold with the display days and gets the first call for interview
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.
A Viable Candidate (ch. 2)
By gonzomain 6 Oct 2025
A man is processed and finds himself inside of an alien biological architecture. Powerless against the arousing whims of the creature, his main priority is survival.
A Viable Candidate
By gonzomain 5 Oct 2025
A man wakes up in a futuristic facility, unaware of the alien machinations that await him.
Darks & Pales (ch. 2)
By Hunknown 4 Oct 2025
At Eclipse, a forgotten outpost on a forgotten planet, the First Husband Deimos chooses Jason as his new Helper. At first, Jason is reluctant, because of Deimos' arrogan demeanor, but also because his job requires touching another man... intimately. But the fierce Dark and the kind Pale soon feel closer than they expected.
Darks & Pales
By Hunknown 3 Oct 2025
Eclipse, an underground outpost on a harsh planet at the edge of the Milky Way, once thrived with life. Now only a handful of men and two women remain, oblivious of their past. The arrogant Darks look down on the industrious Pales, who resent them in return —— yet all must obey the Law of the almighty Boba-Maiii.
The Milky Way (ch. 3)
By astrolub 2 Oct 2025
After all the cum Jay drank, what happened to him?
The Milky Way (ch. 2)
By astrolub 29 Sep 2025
Jay goes to the sketchy part of town to get enhanced like his roommate. The proprietor is not necessarily swayed by his offer, but wants Jay's business, regardless.
The Milky Way
By astrolub 27 Sep 2025
I'd heard the rumors: places to get body mods. If true, they would be WAY too expensive for me. Then my best friend and roommate came home: They were true. But what price would I pay to get the body of my dreams?
Beyond the Stars
By Jaradon 21 Sep 2025
Two men encounter a cosmic force in deep space which affects their sexual desires
End of an Empire
By Grant 14 Sep 2025
Oliver was backpacking with two of his friends when they realized things had gone from bad to worst.
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Star Date (ch. 3)
By Jaybradman 9 Sep 2025
Research begins as the commander and Dati make their way through space.
Star Date (ch. 2)
By Jaybradman 6 Sep 2025
Commander Gib plots a course to his new shipmates home planet.
Life Under the Order
By Bill Drake 3 Sep 2025
Under the new Order, a conscript learn his place in the military hierarchy.
Amongst Us (ch. 2)
By Grant 25 Aug 2025
We pick up Noah's story eighteen months later.
Endless (ch. 20)
By Sam Stefanik 21 Aug 2025
Epilogue - Here we are after the end. There's no more story to tell, but there are some thank yous to say and some behind the scenes to expose. I hope you'll enjoy the epilogue. Thanks for reading.
Amongst Us
By Grant 20 Aug 2025
He came to study the people, to see if they were ready. To do so, he needed to integrate himself within one of their cultures. Little did he realize how much he would do so.
Endless (ch. 19)
By Sam Stefanik 20 Aug 2025
LAST CHAPTER! Tune in tomorrow for the epilogue. I will discuss the characters and the story development as well as what i learned along the way. I hope you enjoyed the story. I hope you'll like the ending as well.
Endless (ch. 18)
By Sam Stefanik 19 Aug 2025
Did you see that coming? Jim says he didn't. I hope you didn't. We're reaching the end now. Just two more story chapters and an epilogue. Thanks for reading!!
Endless (ch. 17)
By Sam Stefanik 18 Aug 2025
Jack says someone must go inside and kill the sentience. That someone must be Marvin. I'm sure you have questions. The answers are in the chapter. Enjoy!
Endless (ch. 16)
By Sam Stefanik 17 Aug 2025
There's not much to say about this chapter that wouldn't be a spoiler. We're approaching the end now. There are 19 chapters total and this is 16. In this one, the pair reach the destination within the tunnels. Marvin is about to show Lac the memory from the day he died. If you're still reading, you have my thanks.
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Tropical Incursions Into Fifi
By Edwin Exeter 17 Aug 2025
Watch Fifi perform in a live-streamed sex show!
Endless (ch. 15)
By Sam Stefanik 16 Aug 2025
If a man does bad things, does that make him a bad person? What if he does the bad things to help others? Are you a moral absolutist, or a moral relativist? Lac and Marvin are in Washington to answer those questions and more. Let's see how they do.
Morning Sickness
By Boy Mercury X 16 Aug 2025
Cody is breeding stock in a world without women—an athletic youn semen catcher, his purpose reduced to clinical rutting with brooding scientist Brian. But in this brutal future, seeding the next generation takes more than science: only raw, messy sex can spark new life, and only the strongest boys get knocked up.
Endless (ch. 14)
By Sam Stefanik 15 Aug 2025
I hope you enjoyed the interlude. Lac and Marvin certainly did. This time, the pair goes on a short trip. They travel through space instead of time. Where will they go and who will they meet along the way? You'll have to read to find out. ENJOY!
Endless (ch. 13)
By Sam Stefanik 14 Aug 2025
Marvin talked about Tom like some talk about Christ. In many ways, Tom was a Christ like figure for Marvin. Definitely a savior. Marvin still puts Tom's ashtray on the table every night even though he's been dead for centuries. Marvin stopped the story because it's gotten too difficult to tell. Seems like its time for an intermission. Enjoy!
The Order (ch. 29)
By Brad A Townsend 14 Aug 2025
The Order is a long story (30 Chapters) with a continuation entitled The Gifts (20 Chapters). It's an Epic Adult Gay Contemporary Fantasy about ten men, five couples, who become one soul. Former military, they find themselves caught up in an epic battle of good vs evil, and must discover unconditional love for themselves and each other to survive.
Endless (ch. 12)
By Sam Stefanik 13 Aug 2025
There certainly were a lot of ghosts in Tom's old house. Jim, the only commenter so far on this story, observed that Tom must be made of 'sterner stuff.' I suppose he is. He managed to come through that brutal upbringing to be a functional adult, albeit with some obvious scars. Marvin loves him though. That counts for something.
The Order (ch. 28)
By Brad A Townsend 13 Aug 2025
The Order is a long story (30 Chapters) with a continuation entitled The Gifts (20 Chapters). It's an Epic Adult Gay Contemporary Fantasy about ten men, five couples, who become one soul. Former military, they find themselves caught up in an epic battle of good vs evil, and must discover unconditional love for themselves and each other to survive.
Endless (ch. 11)
By Sam Stefanik 12 Aug 2025
Who is Saint Lawrence and why did he need a seaway? What does that have to do with Tom and Marvin? Very little. It seems like the pair are about to tour Tom's childhood home. I wonder what secrets await them. You'll have to read to find out. ENJOY!
The Order (ch. 27)
By Brad A Townsend 12 Aug 2025
The Order is a long story (30 Chapters) with a continuation entitled The Gifts (20 Chapters). It's an Epic Adult Gay Contemporary Fantasy about ten men, five couples, who become one soul. Former military, they find themselves caught up in an epic battle of good vs evil, and must discover unconditional love for themselves and each other to survive.
A Jurassic Affair
By Jaradon 11 Aug 2025
Two men bond over the passion for dinosaurs
Endless (ch. 10)
By Sam Stefanik 11 Aug 2025
Where did you grow up? Can you still go back there and recognize it? Would you even want to? In this chapter, Tom and Marvin look at the city where Tom spent his youth. WHat do you think they'll find? Have a look and see! Enjoy!
The Order (ch. 26)
By Brad A Townsend 11 Aug 2025
The Order is a long story (30 Chapters) with a continuation entitled The Gifts (20 Chapters). It's an Epic Adult Gay Contemporary Fantasy about ten men, five couples, who become one soul. Former military, they find themselves caught up in an epic battle of good vs evil, and must discover unconditional love for themselves and each other to survive.
Endless (ch. 9)
By Sam Stefanik 10 Aug 2025
Tom is going to die. In the meantime, he and Marvin are supposed to save the world. Life can be pretty complicated sometimes. For some reason, the pair has to go to Detroit. That's the city Tom is from. I wonder who they'll meet when they get there. You'll have to read to find out! Enjoy!
The Order (ch. 25)
By Brad A Townsend 10 Aug 2025
The Order is a long story (30 Chapters) with a continuation entitled The Gifts (20 Chapters). It's an Epic Adult Gay Contemporary Fantasy about ten men, five couples, who become one soul. Former military, they find themselves caught up in an epic battle of good vs evil, and must discover unconditional love for themselves and each other to survive.