GayDemon's gay porn library: in this story category you can find erotic Sci-Fi stories involving sex in futuristic settings.
Zombies were everywhere and these two young Mormons wanted to tell me about Jesus! I wan't going to even let them in but one guy was staring at my groin very hard, for a long time. I opened the door to the Fortress. This might prove to be very interesting!
Topics: Sci-Fi, Oral & Blowjobs, Zombie
Young man discovers new rubber formula while working for tire company there is an accident and some of the new liquid rubber has made contact with the young mans arm. Later the next day he is fired and discovers a strange new change has occurred to him.
Topics: Rubber, Sci-Fi
It's 2015. I get a handsome male robot for my 18th birthday, who is programmed to suck cock
Topics: Sci-Fi, Oral & Blowjobs, Robot
An Astronaut blasts into space leaving his son in other hands.
Topics: Sci-Fi
A guy goes for a walk in the woods and comes away slightly changed.
Topics: Outdoor, Sci-Fi
Trevor's dad is worried about him and decides to go snooping in his son's room. In the process, he learns something surprising about his son, and something even more surprising about himself.
Topics: Anal Sex, Daddy, Sci-Fi
Hunter and Bryant go out for their last year of Trick or Treating before college, forgoing the large party being thrown at the Euphrates building. But is it safe, especially with all the rumors of boys disappearing?
Topics: Anal Sex, Big Dick, Sportsmen, Sci-Fi
Immediately a bolt of electricity zapped my cock. The metal plates in the tip of the chastity cage sent a bolt through my shaft. Thanks to the catheter the bolt went deep into my body and I couldn't help but let out a gasp of surprise.
Topics: Sci-Fi
The sound of an alarm buzzes from next door, it doesn't wake me cus i wasn't asleep, my mind wondered to the chief, handing me his position as he resined. Its not unherd of, but it certainly wasn't what i was expecting. Granted i have been in the department for some time, and i have the experience needed.
Topics: Sci-Fi
Terry settles into his role as a complete slut for cock.
Topics: Latin Men, Anal Sex, Slut, Sci-Fi, Oral & Blowjobs
Jason finds himself in a situation where the human race depends on his self-control.
Topics: Milking, Sci-Fi
Quantum-G is a time machine that morphs me into any time and place in history to meet the biggest, rugged, most hard-core men for their first gay sexual experience.
Topics: Rimming, Sci-Fi, Oral & Blowjobs
As a visiting astronaut to this planet, I got to suck off 200 identical clones, all late teenage boys with big dicks.
Topics: Big Dick, Sci-Fi
As he sits in the restroom stall, invisible tentacles from the alien in the next stall slither under the stall over to him.
Topics: Anal Sex, Bathroom, Sci-Fi, Oral & Blowjobs, Sex, Aliens
Sex and craziness all in one story
Topics: Anal Sex, Face Fuck, Sci-Fi
Cosmo bites off more than he can chew with two aggressive, quicksilver lovers.
Topics: Anal Sex, Big Dick, Threesome, Sci-Fi
Not your usual sexual story, based around an apocalypse and one man's journey in the apocalypse. My attempt at something new and trying to write something different. Minimal sex, has very strong themes. Authors note in the story.
Topics: Anal Sex, Sci-Fi
Gay young man becomes sex maniac after being exposed to alien spores from seed pod
Topics: Anal Sex, Sci-Fi, Aliens
alien beings from another dimension have come to planet earth to taken over all rubberized humanoids to convert them into sexdroids
Topics: Rubber, Sci-Fi, Aliens, Robot
Demon, Multiple hands, Hypno, Submission, facefuck, assfuck
Topics: Anal Sex, Face Fuck, Hypnotized, Sci-Fi, Master & Slave
Twins Jake and Aiden are hired to go to a medical testing center and get infected with a disease and monitored. It does not go the way they expected it to
Topics: Doctor, Sci-Fi
rubbery alien beings have landed on earth to collect humans for rubberdroid conversion they have taken human form so that can move among the humans on earth. As they abduct their human specimens for breeding and conversion
Topics: Rubber, Sci-Fi, Aliens, Robot
Joe confesses to Craig about his encounter with Lawrence, but leaves out important details. Their rlationship gets deeper as Craig introduces Joe to his mother.
Topics: Spanking, Sci-Fi
rubber aliens are ready for phase 2
Topics: Rubber, Sci-Fi, Aliens
The dress, the humiliation, all of it just a sick dream. Being alone i threw my phone and whatever else was in reach in frustration and anger, by the time i was finished the room was a reck and i was coughing into a fit. I slid to the floor coughing for a while until it came under control.
Topics: Humiliation, Sci-Fi
Young man inherits his uncles home and finds a hidden room full of possessed rubber gear
Topics: Rubber, Sci-Fi
A Commander in the future has to train a new Android. Little does he know that the Android has emotions, and has already fallen for him.
Topics: Anal Sex, Big Dick, Sci-Fi, Robot
Would you enjoy this opportunity?
Topics: Sci-Fi
Jons casual encounter has turned into a mind bending time travel trip.
Topics: Interracial, Indian
I discovered they were the crowning apex of gay evolution. My roommate Garin was going to rock the world of anthropology when I exhibited him at the conference!
Topics: Drugs, Roommate, Sci-Fi