Gay Science Fiction Stories

GayDemon's gay porn library: in this story category you can find erotic Sci-Fi stories involving sex in futuristic settings.

Young Again

By Annon 5 Apr 2007

He zipped my shorts open, slid my bikinis aside and threaded my already firming up cock out into the open.

8.0 (10) 3834 9 Min Comments

Penis Vibrations

By Annon 3 Apr 2007

Max grabbed my feet and parted them. I immediately felt cool air hitting my ass hole which immediately retracted into a closed ring. Tony laughed and got undressed. What a hot body, swirling hair decorated his chest and belly and his thick cock was already rampant and dripping.

7.6 (19) 6942 10 Min Comments

One Week Invisible

By Annon 2 Apr 2007

I lied back on the bed, put my arms behind my head, whew, I needed a shower, I could smell my pits. But now they smelled nasty like the sex I was enjoying. Billy lost no time in trying to take my seven inches deep in his throat.

8.1 (11) 7326 15 Min Comments

Roswells Frontier Motel

By Habu 20 Feb 2007

Learning the draining secret of Roswell, NM

8.8 (30) 4159 13 Min Comments

Foreign Fluid

By lover 20 Nov 2006

Daniel, an earth gay man, was abducted by the aliens. The aliens looked exactly like humans, the handsome ones. Their plan was to study human male's ejaculation system. And they injected foreign fluid into his prostate and testes which could make him ejaculate his seeds again and again.

7.9 (113) 37974 39 Min Comments

Robot Sex

By Michael Shuler 18 Sep 2006

Jet said, offering his paper uniform to the robot. She took it in her hand and shredded it easily. She slid a rope out of her pocket and backed him against the small bed. In a moment he was tied to the bed, squirming in the chill air.

7.2 (17) 10889 9 Min Comments

Members only

By GSC 14 Sep 2006

He stepped back from the screen, revealing his oh so tight jeans, showing me his slim body. A strange music started to play somewhere and my eyes misted over. I blinked. There was smoke across the screen.

8.4 (19) 2742 4 Min Comments