Set in the Future

• Adam’s milk by Adam Zander  [  ]  Adam’s dreams of growing massive pec-tits like the wrestlers he admires come true—in spades.  •Cock Growth •Hyper Cock •Nipple Emissions •Muscle Breast •Size Increase •Set in the Future  Added May 2015 2 parts 2,600 words 48,915 views 3.4 stars (18 votes)
• Adventures of an Ivy League himbo by iHeywood  [  ]  This is a story all about how Liam Montgomery became the best himbo ever while a student at an Ivy League university.  •Huge Cock •Hyper Cock •Nipcocks •Hyper Cum •Nipple Emissions •Multicock •Male Pregnancy •Incest •Father/Son •Set in the Future •Hyper Anus •M/M •M/M/M  Added Jun 2022 2 parts 5,749 words 7,478 views 5.0 stars (19 votes)
• Andro-Gro anonymous by LucaWLee  [  ]  Fresh out of cryosleep in the post-apocalyptic Southwest, Phoenix journeys with a hulking Kassian and a wolfish Fynn in search of an irresistible growth-inducing drug.  •Cock Growth •Huge Cock •Hyper Cock •Cum Milking •Hyper Cum •Hyper Muscle •Muscle Growth •Muscle/Strength •Set in the Future •M/M  Added Jan 2023 3 parts 6,673 words 3,384 views 5.0 stars (7 votes)
• Augmentations by Also Known As  [  ]  Pursuing a fantasy, a successful man hires an erotic partner who’s been augmented, but the kinds of pleasures his new lover can share with him are far beyond anything he’d imagined.  •Cock Growth •Huge Cock •Muscle Growth •Muscle/Strength •Muscle Worship •Man Scent •Getting Handsomer •Size Increase •Set in the Future •Series  Added Jan 2014 18 parts 98,808 words 39,829 views 4.1 stars (9 votes)

• B.D.E. by Ziel  [  ]  While orbiting a nearby planet, the ship detects an unusual energy signature. Parker and Quill are sent down to investigate, but things take a turn for the smutty when Parker’s suit is compromised.  •Cock Growth •Huge Balls •Huge Cock •Hyper Cock •Hyper Cum •Aliens •Space Travel •Set in the Future •M/M  Added Aug 2018 3,531 words 18,220 views 4.0 stars (7 votes)

• Cybersex 2047 by Unknown  [  ]  Everything’s changed in the future, and that definitely includes what’s possible when it comes to sex.  •Huge Cock •Set in the Future  Added Jul 2013 2,199 words 11,866 views

• Eggmen chronicles by brazboy  [  ]  2122, eighty years after the anti-AI law, sixty years after the GMHs (genetically modified humans) became officially allowed. The human species counts 21 billion people living in three planets, but only about one in three are from traditional genetic lineages—more and more GMH have been created to fill the gap between supply and demand following the fertility crisis and the ever-growing need of populational expansion for labor and consumption. These new humans are just like the rest of us—except when they aren’t  •Cock Growth •Huge Cock •Hyper Cock •Nipcocks •Hyper Cum •Pec Fucking •Muscle Growth •Muscle/Strength •Getting Taller •Plausible Size Difference •Size Increase •Set in the Future •M/M  Added Dec 2021 Updated Jan 2022 10 parts 28,533 words 10,678 views
• Enhanced muscle and futuristic porn by Marquis de Rent  [  ]  In a futuristic space convoy, a young doctor builds his career on groundbreaking male enhancements.  •Cock Growth •Huge Cock •Hyper Cock •Female to Male •Immobility •Muscle Growth •Muscle/Strength •Transformation •Plausible Size Difference •Size Increase •Nanotech •Space Travel •Set in the Future •M/M •M/M/M  Added Sep 2016 5 parts 25,251 words 31,316 views 4.5 stars (27 votes)

• Homeward by BRK  [  ]  Getting home by teleport is tough enough, but it's even more of a hassle when the teleporter is malfunctioning and doesn’t register that you’ve already been reconstructed on the other side.  •Replication •Getting Taller •Merging •Space Travel •Set in the Future  Added Dec 2002 1,909 words 8,607 views

• In The Mood by Also Known As  [  ]  Woody decides to try the new fad of rendered fantasy companions, wondering if there’s any way they can live up to the hype, much less his own particular fantasies.   •Cock Growth •Huge Balls •Huge Cock •Replication •Muscle Growth •Muscle Worship •Getting Taller •Plausible Size Difference •Size Increase •A.I.-Controlled Change •Incest •Brothers •Twins •Dildos/Toys •Set in the Future •M/M/M  Added Mar 2023 9,281 words 2,782 views 4.5 stars (8 votes)

• Means of escape by BRK  [  ]  Even for a randy space marine, life as a sex slave is not your first choice. But it looks like a distinct possibility after days of incarceration on the wrong planet. So when an offer of help arrives, it’s not something you ignore—even if the offer is telepathic and the help involves certain side-effects.  •Muscle/Strength •Stretchy •Aliens •Space Travel •Set in the Future  Added May 2017 3,970 words 7,995 views
• Muscle bots by Meddler Incs  [  ]  Have a problem with your device? The Department of Cybernetic Deviations is here to help!  •Muscle/Strength •Androids/Cyborgs •Set in the Future  Added Jan 2018 2 parts 1,955 words 7,709 views 4.8 stars (5 votes)
• Muscle milk tit freaks by TitMorpher  [  ]  In the future, as soon as muscle tit bodybuilding competitions, certain fans start gravitating toward the ones leaking muscle milk from their nips—triggering a broader interest in both the fetish and the growth-inducing pec juicea.  •Nipple Emissions •Muscle Breast •Muscle Growth •Muscle/Strength •Muscle Worship •Stories with Images •Set in the Future •M/M  Added Sep 2011 Updated Jun 2012 9 parts 27,090 words 104,634 views 3.8 stars (8 votes)

• The other side by BRK  [  ]  Avery, a randy cargohauler, is piloting his navship through the dimensions between the point A and point B when an unexpected breach sends him into a surreal expanse… where a well-built, winged figure takes a less-than-angelic interest in him.  •Cock Growth •Huge Cock •Hyper Cock •Wings •Muscle/Strength •Plausible Size Difference •Space Travel •Centaurs •Mermen •Complete •Set in the Future •M/M  Added Mar 2021 6,407 words 4,247 views 4.9 stars (7 votes)

• Pre-trip conditioning by WordShop  [  ]  As humans expand into space in the 22nd century, Gerry takes a job on a mining colony, little anticipating how much the experiience will change him.  •Muscle/Strength •Getting Hairy •Space Travel •Set in the Future •M  Added May 2003 4,059 words 11,081 views
• The priapic intervention by Mark Bargen  [  ]  Story of a future genitalia expansion procedure written in the form of a scientific review.  •Cock Growth •Huge Balls •Huge Cock •Hyper Cock •Hyper Cum •Increased Libido •Transformation •Hypnosis •Set in the Future  Added Oct 2004 5 parts 2,096 words 15,657 views 3.7 stars (6 votes)

• Recover and repair by jaysize14  [  ]  Sex in the future is subject to technological advances, but bugs and upgrades will never go away.  •Huge Cock •Androids/Cyborgs •Set in the Future  Added Aug 2015 1,574 words 10,540 views
• Robopocalypse by Johan Johnson  [  ]  Set in a future where people can purchase a wide range of useful robots commercially, this story is an account of a young man’s first sexual encounter with his, and as an escape into the wild possibilities our future may bring.  •Androids/Cyborgs •Set in the Future  Added Sep 2012 1,373 words 10,389 views

• The shape of things to come by Mykkhal  [  ]  The growing intimacy between Tom and Harry is disrupted by the revelation that Harry isn’t who—or what—he appears to be.  •Transformation •Aliens •Goo People •Space Travel •Shapeshifting •Set in the Future •M/M  Added Mar 2003 13 parts 31,913 words 17,431 views 4.7 stars (10 votes)
• SNU-5|VU by DracumSum  [  ]  Nathan and Nick have to complete a biochem project on the metahumans caused by the failed SNU-5 nanobot project—only they don’t know any, and the brief random encounter Nathan had at a bus stop the other day won’t help them. Or will it?  •Cock Growth •Cut to Uncut •Huge Balls •Huge Cock •Hyper Muscle •Muscle Growth •Increased Libido •Foot Growth •Gradual Change •Transformation •Getting Taller •Giants •Plausible Size Difference •Size Increase •Hairless •Nanotech •Infectious •Set in the Future •Hyper Anus •M/M  Added Feb 2022 6,053 words 6,814 views 5.0 stars (5 votes)
• The solitary flesh by Mikeytron  [  ]  A pair of space mercenaries are dispatched to a strange alien world to guard the manufacture of a massive quantity of the medical and cosmetic wonderdrug SynthStem, which allows humans to reshape their bodies. In part one, the stage is set and the stakes are raised.  •Huge Cock •Other Mental Changes •Hyper Muscle •Immobility •Muscle Growth •Muscle/Strength •Gradual Change •Merging •Aliens •Space Travel •Complete •Set in the Future •M/M  Added Sep 2022 Updated Oct 2022 4 parts 23,643 words 10,994 views 5.0 stars (75 votes)
• Space clones by Josh Dugan  [  ]  A brilliant cousin, like his spaceship, is full of himself, but there's room for one more.  •Four Legs •Multiarm •Multilimb •Replication •Space Travel •Set in the Future  Added Nov 1998 2,338 words 8,349 views 4.1 stars (8 votes)

• The technician by BRK  [  ]  A special prize for a milestone customer on a literal-minded magic elevator yields some interesting results.  •Cock Growth •Replication •Muscle Growth •Getting Taller •Size Increase •Nanotech •Complete •Set in the Future  Added Jun 2012 1,805 words 14,533 views 4.8 stars (8 votes)

• Vision space by BRK  [  ]  Sent to explore an unknown, derelict spaceship in search of usable technology, a young marine unexpectedly discovers three sexy inhabitants, guardians of a secret no one could have imagined.  •Cock Growth •Huge Cock •Hyper Cock •Hyper Muscle •Muscle Growth •Muscle/Strength •Transformation •Getting Taller •Giants •Size Decrease •Size Increase •Age Difference •Aliens •Space Travel •Complete •Set in the Future  Added Jun 2021 6,302 words 7,296 views 5.0 stars (11 votes)

• Welcome to Roosters by pkak2k12  [  ]  In the future Hooters closed due to lack of interest. Now it has reopened as Roosters, and you get to be a VIP at one that is run by a giant femboy.  •Huge Cock •Hyper Cock •Man Scent •Giants •Hairless •Complete •Set in the Future •M/M  Added Feb 2023 4,060 words 1,560 views
• What happens on Venus by Malice Slashlover  [  ]  Garrett has a lot of questions about the Venusians he’s living with as an exchange student, but the one he most wants an answer to is — why do Venusian guys have three cocks?  •Multicock •Detachable •Aliens •Space Travel •Set in the Future •M/M  Added Jul 2014 2 parts 4,591 words 9,709 views