42 Votes
Doom Guy vs Hell
The protagonist from the popular PC game finds a level he wasn't expecting it the midst of brutally murdering the armies of hell. Tentacles. Satan.
Topics: Anal Sex, Big Dick, Sci-Fi, Oral & Blowjobs, Throat Fucking
GayDemon's gay porn library: in this story category you can find erotic Sci-Fi stories involving sex in futuristic settings.
The protagonist from the popular PC game finds a level he wasn't expecting it the midst of brutally murdering the armies of hell. Tentacles. Satan.
Topics: Anal Sex, Big Dick, Sci-Fi, Oral & Blowjobs, Throat Fucking
Three boys in a mysterious room together and they've all lost their identities. What could possibly happen?
Topics: Sci-Fi
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
Topics: Anal Sex, Sci-Fi
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.
Topics: Anal Sex, Big Dick, Slut, Sci-Fi
A young man finds out the joy that cock can bring but it's not an easy road.
Topics: Sci-Fi
One of the last boys on Earth figures out that his future may involve cocks.
Topics: Cum, Sci-Fi
How male endowments have changed with the help of genetics
Topics: Black Men, Anal Sex, Big Dick, Cum, Sci-Fi, Oral & Blowjobs
I become part of the family that is the Phoenix and all the cock and cum that comes along with it.
Topics: Anal Sex, Big Dick, Sci-Fi
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.
Topics: Anal Sex, Cop, Sci-Fi
Gay Dude enters the twilight zone... Meets someone else... wouldn't you know it, he's a homophobe.
Topics: Hairy men, Sci-Fi
Kimani Goes Back to the Hospital What for this time?
Topics: Sci-Fi
I hope those four narratives have given you some idea of the work Bullies, Inc. does. Yes, my methods are very unconventional and fall into in a grey area outside of society's norm, but I have found there is always a need for my type of service.
Topics: Black Men, Arab, Anal Sex, Muscle, Big Dick, Masturbation, Sloppy Hole, Enema, Alpha Male, Bullies, Cum Dump, Boypussy, Sci-Fi, Electro, Big Balls
"Manhood Mania, the worlds first Virtual Reality game equipped with the ability to the full extent of sexual intercourse." Watch David and Jason explore all this games has to offer.
Topics: Big Dick, Face Fuck, Sci-Fi, Role Play, Oral & Blowjobs
In a world where the paranormal is a part of reality a department of government agents investigates when paranormal incidents combine with raunchy sex.
Topics: Anal Sex, Sci-Fi, Raunchy
The concluding chapter, and the final piece of the puzzle.
Two Young men give their lives to being astronauts and find that space is further away than it lookes
Topics: Sci-Fi
A Man Tries An Experiment in Sexual Regeneration
Topics: Sci-Fi
He looked around in each room. When he found the right one, he jerked me in and slammed me onto the bed. We were already naked, so we got to business.
Topics: Anal Sex, Sci-Fi, Oral & Blowjobs
An Alien, the B'anati, has been on Earth for centuries, going from body to body to bring back information to Its home planet. In Its final leave, It becomes a part of a self-absorbed, hedonistic young man whose life, and the lives of many of those around him, becomes incredibly changed.
Topics: Black Men, Latin Men, Anal Sex, Crossdressing, Big Dick, Leather, Sloppy Hole, Cum, Sci-Fi, Big Balls, Oral & Blowjobs, Aliens
Levi just watched, unsure of what to do. He was worried that Luke had told the truth and that thing inside her was doing something, but didn't know of any way to help - Or even if it was true.
Topics: Sci-Fi, Twink
He passed a reflective surface and paused to look. He had pale skin, which was almost, but not quite translucent, and flaxen, shoulder length hair that had a slight wave to it. Strangest of all were his eyes, which were slitted like a cat's and bronze, and his ears, not quite pointed enough to be elven, but not quite round enough to be human.
Topics: Anal Sex, Sci-Fi
The ones he felt would be accepted were the ones that were handling their stress well. The ones that were less likely, were clumped tighter together trying to draw solace from their new found companions. All of the candidates in this room were men, very beautiful men in fact. Cyberforce did accept women but they were trained separately.
Topics: Face Fuck, Sci-Fi, Oral & Blowjobs
In the year 2015 woman around the world started to disappear. In 2019 most of the woman have vanished with out a clue. Now in 2020 all the remaining woman are gathered together under the watchful eye of safe haven. But will safe haven be safe for long, is the end of the human race, and who or what came to "save" them? Read and find out. (Yes there is sex)
Topics: Black Men, Latin Men, Sci-Fi
A bodybuilder has consensual sex with a tentacled alien.
Topics: Dildo, Big Dick, Fisting, Masturbation, Enema, Milking, Sci-Fi, Big Balls, Aliens, Bodybuilder
Just a small taste.
Topics: Latin Men, Sci-Fi, Brazilian
Two aliens disguised as a soccer player and business man get pulled over by two police bikers . . .
Topics: Sci-Fi, Biker, Aliens
Living in a group home can be a trying experience for young Riley. Even more so when living with a secret that's bound to make him an outcast if it ever got out. His situation is only complicated more as his affections fall onto the shoulders of another boy in the same home. It's never easy...feeling alone. But when another new transfer comes for a short stay, Riley finds the extremely odd ...
Topics: Anal Sex, Sci-Fi, Role Play, Oral & Blowjobs
excuse my typing lol i was in a rush , but chris was having flashbacks of mike fucking his hole at work ... fuck
Topics: Anal Sex, Sci-Fi, Sex
I could hear the hum of the air conditioner and the warm comfortable presence of Kevin beside me. I tried raising my hand and my muscles trembled with the effort. I tried speaking and a small croak emerged.
Topics: Muscle, Sci-Fi
Jule rushes to his module for he knows Qux will be ready.
Topics: Sci-Fi