Stories that feature guys that are actual twin brothers (almost always, they're identical twins). See also
Brothers for brothers that are not twins, and Replication for identical twins that are actually all the same guy.
Incest. Top Stories: “All good things”; “Empire”; “Big changes”; “Musclove, Texas”; “Bending the straight boys”; “Centurion of light”; “Damian and the three muscleteens”; “Male scent”; “No strings attached”; “Comeuppance”. Recently Updated: “Glitch”; “One hot summer”; “The formula”; “Me two”.
52 stories found.
by Bali encounter LenZelig Bi Virgin Het Cock Musc Twins On a trip to Bali, a happily married couple, Pete and Lori, encounter a pair of irresistibly beautiful muscle twins named Wayan and Kadek, and then their family and friends… and things become deliciously complicated. Added Nov 2017 Updated Dec 2017 2 parts 29,433 words 8,767 views 5.0 stars (34 votes) by Bending the straight boys iciss Bro CGrow Virgin Cock MGrow Musc 2Gay Twins At first all those hot straight guys seemed like real jerks. And then they started getting hunkier, and hornier, and a lot more aware of each other. Added Jan 2008 2 parts 11,063 words 52,557 views 4.7 stars (32 votes) by Big changes Ziel Xmas CGrow Eas Hallow Balls HyCock Cum Images Twins ValDay Troy’s rapidly growing hypercock is getting kind of embarrassing, especially as it’s caught the attention of a pair of obsessive and very uninhibited twins. Added Dec 2013 Updated Oct 2020 10 parts 62,899 words 67,759 views 4.6 stars (21 votes) by Blood lust muscl4life CGrow Hallow Cock HyCock MGrow Musc Nonc Grow Twins Vamp Were The vampire Drago plots his revenge against his twin brother, Draco, and Kevin, Danny, and Greg get caught in the middle. Added Nov 2013 Updated Dec 2013 3 parts 9,393 words 22,938 views 4.4 stars (8 votes) by The blue pumpkin BRK Hard CGrow Taller Hallow Cock HyCock Cum Merg Mcock XArm XLimb XTongue MGrow Musc Rep Str Supn Twins Series Dominic is sure his blue pumpkin jack-o’-lantern will be a hit. What he doesn’t know is what will be brought forth when he lights the candle within… Added Oct 2020 6 parts 8,774 words 3,451 views 5.0 stars (11 votes) by Boytaurs from Outer Space! BRK Alien Btaur 4Legs Cock XArm XCock XLeg XLimb MGrow Musc Space Twins Sev, the commander of a Taurian survey mission, judges Earth suitable for cultivating an aggressive alien grain, but the danger to Earth’s ecosystem drives the idealistic Elek to rebel and flee with some valuable equipment. When a conflicted Kiyy chases him, they both encounter the strange inhabitants and discover that humans and Taurians find each other mutually captivating. Added Jun 2015 Updated Oct 2016 6 parts 13,050 words 12,688 views 4.4 stars (15 votes) by The boytaurs of Bel-Air BRK Btaur XArm XCock XLeg XLimb MGrow Twins When Steve’s attempts at bringing boytaurs into popular awareness through CGI ends up being a disaster, his only recourse is to use the real thing. Added Mar 2004 3,080 words 7,264 views by Centurion of light Ravine Mountain CGrow Demons Cock HyCock Cum XAbs MGrow Musc NipC NipCum Grow Twins A great new story in which a centurion, Marcus, and five of his best men are transformed by the god Mars—and charged with a mission. Added May 2014 Updated Jan 2019 12 parts 38,226 words 48,158 views 4.9 stars (47 votes) by The chameleon kid smitch69 Rep Twins Added Jan 2006 8 parts 3,678 words 12,142 views by College town James Fourlegs Btaur XCock XLimb Rep Twins WFoot A randy warlock remains circumspect about having turned the whole town into a herd of boytaurs. Added May 2002 945 words 10,211 views 4.2 stars (6 votes) by Comeuppance JJJJohnson Bro CGrow Giant Balls Cock MGrow Musc Grow Twins No more than one tablespoon each, huh? Suuuuuure! Added May 2006 4,071 words 38,148 views 4.5 stars (17 votes) by Daemos island Charles Westfall AgeDiff CGrow Viol Dad Cock MGrow Musc Grow Twins A Polish scientist and explorer, Ferdinand Rolcek, discovers a hidden island where the lost secrets of the Daemos, alien pioneers of masculine beauty and sexuality far beyond anything known to humanity, are finally revealed to him; and what he learns makes him never want to leave again. Don’t worry, he won’t be lonely. Added Feb 2003 6 parts 14,639 words 25,387 views 2.3 stars (30 votes) by Damian and the three muscleteens hyperboi AgeDiff Bro CGrow Dad Cock HyCock Infect MGrow Musc 2Gay Twins Added Dec 2012 5 parts 8,169 words 46,737 views 4.3 stars (24 votes) by Desire baubles Writ Bro Xmas CGrow Cock MGrow Musc Twins Jack finds some super-gay Christmas ornaments that are all muscle, cock, and ass, so of course he brings a bunch home, just in time for the party with his closest friends. Added Dec 2019 3,034 words 3,646 views by The djinn hyperboi Bro CGrow Cock HyCock MGrow Musc Twins Added Dec 2012 8 parts 14,201 words 30,919 views 4.8 stars (14 votes) by The double room Tyler Wilson Cock Merg XArm XCock XHead XLimb XTorso Twins Tyler is confused to find two roommates listed for his double room at the university, but quickly finds that this new arrangement will work very well. Added Jul 2017 Updated Feb 2019 3 parts 7,922 words 10,601 views 4.9 stars (15 votes) by Double trouble NBCK99 Twins Caleb is really into how hot identical twins are. His roommate decides to help him out a little. Added May 2015 4,088 words 10,546 views 4.7 stars (27 votes) by Doubling up BRK Hard Merg XAbs XArm XCock XHead XLimb XPec XTorso Stack Twins All the dorm rooms in Bryce’s building are being combined with another, and everyone’s doubling up. What isn’t immediately apparent is that it isn’t the rooms that are being merged—it’s the roommates. Added Jun 2013 Updated May 2015 3 parts 7,007 words 21,814 views 4.8 stars (16 votes) by Empire LenZelig AgeDiff Alien Beast Bi Bro CGrow Dad Virgin Taller Het Cock Mind MGrow Musc Nonc Self Slave Share Grow Space 2Gay Tksg Twins Series A massive consolidation of the entire “Bill’s Education” universe, incorporating the previously separately posted “The Surfer”, “The Rescue”, “Spring Break”, “Pickup Trouble”, and “School Days”, “Empire” is the wide-ranging tale of easy transformation and even easier sex across all boundaries—friends, family members, genders, even species—as a fortunate crop of humans stumble into a wider universe of size, muscle, double-digit-length cocks and much, much more and discover the true meaning of shared, radical, uninhibited pleasure. Added Apr 2019 38 parts 347,189 words 110,547 views 4.8 stars (38 votes) by The escape hyperboi Bro CGrow Cock HyCock MGrow Musc 2Gay Twins Sam and his brother find themselves taken in their sleep and trapped in some strange warehouse-like space, along with all the other teens in their community. Not only is there no way out, but something is happening to them all... Added Dec 2014 3,492 words 19,569 views 4.7 stars (19 votes) by Family trouble HandsomeLitleBoy Bro CGrow Taller Balls Cock Cum MGrow Twins Max starts to notice some strange behavior from his big brother Brad—behavior that involves ungodly amounts of cum. Added Oct 2020 2 parts 2,454 words 5,057 views 4.6 stars (5 votes) by Field agent BRK Btaur Cent CGrow 4Legs Cock HyCock Cum Infect XArm XCock XLeg XLimb MGrow Nude Rep Grow Twins Special agents Adkins and Barber interview a rancher in relation to their current case. There’s something odd about the handsome Latino, though—starting with the fact that he won’t get down off his horse. Added Apr 2020 Updated Nov 2020 2 parts 5,236 words 4,605 views 4.8 stars (10 votes) by The formula hyperboi AgeDiff Bro CGrow Dad Cock HyCock MGrow Musc Self Twins Mike begs his genius friend Jeff to try coming up with a cock growth formula. Jeff assumes Mike doesn’t want to look too small when he goes out for the swim team, but the secret truth is, Mike’s ambitions aren’t limited to his own junk. Added Jan 2021 Updated Feb 2021 4 parts 14,631 words 13,847 views 4.8 stars (26 votes) by The four jocks book 2 BRK CGrow Cock XLimb MGrow Musc Rep Twins Series The game has been passed on to a bunch of swim team hotties, who elect to play immersed in a hot tub. Added Sep 2009 2 parts 3,968 words 16,009 views 4.6 stars (5 votes) by The four jocks: At the lake BRK Hard Bro CGrow Cock XArm XCock XLimb MGrow Musc Sugg Twins Series When Dane and his brother Sean go on a celebratory road trip after finishing college, Sean's best friends, the Fernandez twins, naturally tag along. But their trip takes a strange turn right out of the gate, not least thanks to a game the guys find in their room at the lakeside bed and breakfast. Added Jul 2017 5,950 words 9,163 views 4.4 stars (11 votes) by Frat hunting hyperboi Bro CGrow HyCock MGrow Musc Sugg Twins A pair of twins with the ability to alter themselves and the world around them have some fun tailoring one of the frats to meet their needs. Added Jul 2013 Updated Aug 2013 1,543 words 25,240 views 4.5 stars (16 votes) by From the files of the Magic Misuse Office BRK CGrow Cock Merg XArm XCock XHead XLimb XTorso MGrow Rep SocMed 2Gay Tf Twins High-ranking magilegal investigator Liam O'Brien reports on a YouTube video in which twin college students have an illicitly magical effect on anyone watching. Added Sep 2017 Updated Jul 2018 4 parts 13,949 words 11,636 views 4.9 stars (22 votes) by Illusions Cockatrice Det Twins Jacob is a huge fan of the famous magician Wondrous Will. One day he is invited backstage and is let in on the show’s biggest secret. Added Dec 2019 3,670 words 1,680 views by Jocktaur pledge BRK Btaur CGrow 4Legs Cock XLeg XLimb Twins High school track superstar Tommy finds he isn’t king of the world anymore now that he’s left his small town for the huge, sprawling State U. His hopes of getting into a big frat end up crushed, and his last hope is a house where the brothers keep to themselves and hardly let anyone in at all. Added Sep 2020 4,791 words 1,491 views by Male scent Frank Easky AgeDown Bro CGrow Hair Taller Giant Balls Cock HyCock Cum HMusc Pher Infect Scent MGrow Musc Grow Twins Apprentice magician Sean's potion exceeds his expectations, causing his personal musk to spread muscle growth to those who smell it. Added Jul 2002 2 parts 13,564 words 43,320 views 4.0 stars (15 votes) by Many Man, the self-twin S.E. Rep Twins Hello! Welcome to my blog! Many Man Blog is a blog where I share the happenings of myself and my boyfriend, who has a rare, almost magical, medical condition. Added May 2020 1,767 words 1,319 views 4.8 stars (5 votes) by Me two BRK Merg XCock XHead XLeg XLimb XPec Rep 3Legs Twins Chris has some time off from his celluloid heroics as an A-list movie star and is going through fan mail when he finds a joke twin-making machine. Amused, he tries it out, with… unexpected results. Added Jan 2021 2,725 words 1,113 views by Musclove, Texas Max Mann AgeDiff Bro CGrow Dad Virgin HyCock MGrow Musc Bond Twins Moving to Musclove, Texas with his sons to take up a new teaching position, Rick Long is startled to find a town full of huge, hung, and horny men, all of them eager to have the newcomers join them (in more ways than one). Added Sep 2004 9 parts 26,085 words 54,724 views 4.7 stars (42 votes) by Scratch-and-win BRK CGrow Cock XCock Twins Sometimes the lottery scratch-off isn’t about money at all. Added Nov 2003 2 parts 2,759 words 11,030 views by Seeing stars OneLuckyGuy89 CGrow 2Straight Hair Taller Balls Cock HyCock Infect Merg MGrow Gut Nonc Grow Super Twins 12 young, muscular and beautiful men have begun protecting Starlight City. Adam Berry has been having weird dreams lately and has a feeling that his life is about to change. Added Mar 2020 Updated May 2020 2 parts 8,520 words 4,905 views 4.0 stars (5 votes) by The shirtless club BRK NoShirts Bro Cock Musc Twins A cute, well-built teenager and his twin friends make a pact to keep their shirts off at all costs. Added Jul 1997 Updated Jul 2010 2 parts 7,620 words 33,837 views 4.6 stars (12 votes) by The ski trip Allan Cedar XArm XCock XLimb Twins A group of multilimb guys get to know each other better in a secluded ski cabin. Added Mar 2013 2 parts 4,768 words 8,949 views by Super Hard Planet Champions BRK Alien Lycra MGrow Musc Rep Grow Space Twins Logan and his buddies, along with the hot guy from the bowling alley Logan has a crush on, get pulled into a fight to save the universe from the evil Skorth. If only it didn’t involve wearing color-coded Lycra. Added Aug 2017 Updated May 2018 3 parts 18,764 words 10,506 views 4.3 stars (6 votes) by Target practice Cris Kane MGrow Musc Nonc Mental Rep Tf Twins Jake and Mark spot a pedestrian who would make a nice addition to the frat. Added Nov 2019 1,635 words 3,637 views by Toy story LenZelig AgeDiff Andr Dad MGrow Musc Space Twins During a storm Bob stumbles across a strange webpage offering something called “The Ultimate Sex Machine”. Intrigued, he clicks “order”, expecting maybe a sophisticated sex toy. Instead he gets Randy, a hunk-shaped machine dedicated to ensuring that Bob experiences ultimate sexual possibilities from now on and willing to reshape reality to make it happen. Added Jul 2002 2 parts 6,947 words 23,253 views 5.0 stars (45 votes) by Tuesday BRK Swap Dig XAbs XArm XCock XLimb XPec Rep Str Twins My best bud Kev and I have a secret. Okay, it’s a really badly kept secret—I grow extras. But when Kev starts to change too, we soon find out there are lots of secrets at my school. Added May 2003 Updated Jan 2012 6 parts 10,053 words 23,722 views 5.0 stars (7 votes) by Twin studs Anonymous AgeDiff Bro Dad Virgin Cock XArm XCock XLimb Twins Added Jul 2014 3 parts 42,539 words 11,034 views 3.9 stars (19 votes) by Werewolf High BRK Hard CGrow Dig Cock HyCock XArm XCock XLimb MGrow Musc Rep Grow Twins Were The star of a teen werewolf show has a nagging sense that something weird is happening to the show’s extremely muscular, hung, and horny cast and crew, but he can’t quite put his finger on what it is. Added Jul 2014 Updated Dec 2015 3 parts 12,574 words 28,690 views 4.5 stars (26 votes) by Woody BRK Hard Bro XCock Grow Twins Woody’s been searching for his other half, but he doesn’t realize quite what that means, or what changes will happen when they meet. Added Aug 2013 2 parts 4,705 words 12,499 views by Wordplay BRK CGrow Cock XAbs XArm XCock XLimb MGrow Musc Twins Pavel makes a case for his fellow boarding school students that there are a lot of body-related expressions in English, though his classmates aren’t aware of exactly how Pavel is proving his point. Added Aug 2015 6,907 words 12,820 views