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Science Fiction — Kinky sex in space and time

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  1. The Planet Of The Tits by MaxwellReebo19

    1 year ago

    You've become stranded on the best planet in any solar system, do you try and get home or... wait, why would you try and get home?

    1,687 Likes
    429,136 Views
    19 Chapters Deep
    English
    Science Fiction
    2nd Person, Both
    teasing, interrupted, superhero, gagged, ballgag, drool, superhero sex, male transformation, female transformation, cock growth, muscle growth, cock expansion, Brainwash, hypnosis, TG, lactation, milking, breastmilk, multiple breasts, hucow, cowgirl, cowbucks, ass expansion, big ass, thicc, doggystyle, lesdom, mind control, futa, futanaria, big cock, handjob, rough handjob, pouting, captain carter, hayley atwell, bimbofication, oral, cfnm, creampie, spitroast, blowjob, cum, bondage, toys, light bdsm, spanking, transformation, mtf, male to female, nudity, super handjob, small tits, no panties, no bra, femdom, leash, female control, ENF, embarrassed nude female, mindbreak, GIFs, images, hands free orgasm, deepthroating, facial, cum swallowing, breast growth, masturbation, cowgirl position, maledom, sir, lesbians, mtf transformation, cock shrinkage, genderswap, gender change, shower, dildo, premature orgasm, mommy, pussy eating, breast expansion, lesbian, futa on f, Titfuck, cumplay, squirting, titgirl, roommates, costume, tease, uniform, hold the moan, secret, thick thighs, hourglass figure, 19, grinding, sleep, missionary sex, gentle femdom, latex, latex transformation, collared, porn, school, outercourse, beautification, milk, clothed sex, yoga pants, sci-fi, makeup, hair, lesbian sex, girl on girl, breastplay, breastfeeding, breast sucking, wet, squirter, nipple rings, nipple piercing, superheroes, objectification, mannequin, secretary, sexretary, Big tits, caught, caught masturbating, edging
  2. C.A.R.R.I.E. - Your New Android Assistant by Frisky_java

    1 year ago

    You have just aquired a new humanoid assistant from Moogle Corp. They say these things are like the stuff of science fiction, nearly indiscernible from real people in their appearance and behavior. Moogle had managed to merge the most advanced cellular engineering with state-of-the-art synthetic nanotech to make a near perfect, modular replica of the human body. But when they decided to place their most powerful artificial intelligence software in it as a brain, the result was a fully Customizable Android that is Realistic, Reliable, Intelligent, and Effective. Carrie. And through some serendipitous turn of events, you have just received a model. Perhaps it's the only model, perhaps it's one of many. Maybe you bought it with the intent of simply helping you around the house, or maybe you're sick and need a caretaker. Maybe you never intended to purchase one at all, but received it by accident or as a prize. Whatever the case, Carrie is in your life now, and she's equipped with a powerful A.I. in an unprecedented physical form.

    249 Likes
    56,034 Views
    14 Chapters Deep
    English
    Science Fiction
    2nd Person, Both
  3. The Ero System by Silent Goddess

    1 year ago

    You've left behind your old life to travel the vast expanse between the stars, but do you even remember why you left in the first place? Did you sign up to explore uncharted territory? Were you escaping the law? Did you fall in love? Or was it simply that you knew you didn't belong where you were? Whatever it was that got you to this point, you're here now. You better make the most of it.

    27 Likes
    6,574 Views
    11 Chapters Deep
    English
    Science Fiction
    2nd Person, Both
  4. The Gaia Initiative by Dm

    1 year ago

    The 22nd century is a time of unparalleled progress. As advances in bio-engineering have solved many problems on earth, humanity now looks to the stars. Follow the progress of the fist human colony outside the solar system through the lives of the people who live there and guide it as it builds its own culture. But most importantly... ensure the increase of its population through lots of fucking!

    149 Likes
    18,159 Views
    12 Chapters Deep
    English
    Science Fiction
    2nd Person, Male
  5. Cyberpunk by Danielle2722

    1 year ago

    You play a cyborg mercenary, who gets stranded in a dangerous dead-zone after a gig gone wrong. Heavy /impregnation themes.

    1,865 Likes
    893,542 Views
    44 Chapters Deep
    English
    Science Fiction
    2nd Person, Female
  6. Incident on Space-station Vega by Shibbar

    1 year ago

    You are a citizen of Spacestation Vega, born and raised. One day you are put into deep cryo-sleep as punishment for a petty crime; when you wake up you find the station empty. What happened? Where is everyone? Is there a way off the station? It's up to you to find out as you traverse Vega in this CHYOA game, written with the game mode in mind! Explore, pick up useful items, and try to get to the bottom of the 'Incident on Space-station Vega'!

    39 Likes
    32,932 Views
    7 Chapters Deep
    English
    Science Fiction
    2nd Person, Male
  7. W1dow: Sixteen by Surimidashi

    1 year ago

    A young woman, must survive in a hostile streets. Will you change her fate, or maybe you'll lose trying?

    41 Likes
    34,420 Views
    10 Chapters Deep
    English
    Science Fiction
    2nd Person, Female
  8. Misadventures of a Robo-Girl by Fiftyfiftyfifty

    2 years ago

    Click "Start Game"! This is a second-person science fiction story following a robotic girl you control. The Doctor (your creator) may be brilliant, but she's also quite the lewd and mischievous woman. You've been built with all sorts of fantastic things like a being of scientific brilliance, yet you also have additions such as the EROMETER. Struggle through embarrassment as well as finding your place in the universe as you meet aliens, robots, and more.

    308 Likes
    33,915 Views
    22 Chapters Deep
    English
    Science Fiction
    2nd Person, Female
  9. of the Jedi by Decadent Empire

    2 years ago

    Jedi work to rebuild their numbers through copious amounts of sex.

    48 Likes
    21,972 Views
    5 Chapters Deep
    English
    Science Fiction
    2nd Person, Both
  10. Dimension X by bobolino

    2 years ago

    Dimension X is a parallel universe where females are the dominant lifeform. It's populated by 99% females because of a twist of evolution and biochemistry. Therefor males are considered rare and valuable. The most valuable substance in the universe is Sperm. In Dimension X you'll meet all sorts of females, from human like women to monster girl type demons. They have in common that their pussies are not like those of normal women, they are better, or worst depending on how you look at it. They also have in common their obsession with cocks, your cock. Our Hero comes from Earth, he's kidnapped by inter-dimensional beings and dropped on Earth X, from there, is adventure may take him anywhere.

    725 Likes
    282,343 Views
    12 Chapters Deep
    English
    Science Fiction
    2nd Person, Male