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.

Alien abduction

By Desertbiguy 31 Jul 2021

Alien abduction for anal sex impregnation

8.0 (61) 10695 4 Min Comments

Space Slut

By Joystyx 26 Jul 2021

Liam discovers he can partake in his favorite hobby even when enlisted in the Union's space army. Liam's hobby is taking dick.

9.1 (41) 2722 22 Min Comments

Into Another World (ch. 3)

By Cloudboy91 22 Jul 2021

Amir rocks Jeremy's world, befriends the cute sub Alex fucked in the vid, and finally makes it to his apartment where a surprise waits.

9.5 (46) 3704 18 Min Comments

Into Another World (ch. 2)

By Cloudboy91 21 Jul 2021

Jeremy learns more about Eros Kingdom and follows Felix to the Grove.

9.4 (52) 5076 30 Min Comments

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 (66) 9540 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 (36) 3168 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) 1392 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) 11454 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 (72) 9679 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 (68) 7083 9 Min Comments

Alien Abduction

By MontanaBiGuy 23 Mar 2021

My Fantasy Alien Scenario.

9.3 (79) 17092 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) 1739 13 Min Comments

Double

By NattySoltesz 16 Mar 2021

Trying out a bro's new sex robot.

9.3 (57) 5300 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) 2756 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) 2271 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) 4738 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) 2651 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) 4384 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) 2309 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) 1582 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) 2464 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) 1801 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) 3594 15 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.

9.4 (129) 15296 16 Min Comments

Cornell, TX (ch. 11)

By Bill Drake 31 Dec 2020

Cornell’s planned breeding resort is progressing nicely, and Jake Markham has a bachelor party to remember.

9.5 (96) 10021 17 Min Comments

Cornell, TX (ch. 10)

By Bill Drake 30 Dec 2020

Jake Markham finally decides to pop the question, and Stan gets some major news.

9.5 (91) 12398 22 Min Comments

Cornell, TX (ch. 9)

By Bill Drake 29 Dec 2020

Jake Markham bangs some football jocks and gets some welcome news.

9.7 (109) 12735 23 Min Comments

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 (119) 11469 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.

9.7 (110) 12062 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 (123) 11293 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 (126) 12291 21 Min Comments

Cornell, TX (ch. 4)

By Bill Drake 19 Dec 2020

The first Markham goes through the Changes.

9.7 (130) 14599 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 (121) 11838 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 (143) 12806 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 (143) 24231 14 Min Comments