Cum inflation

Stories that feature guys that inflate from huge amounts of cum being pumped into them.

Related: Always Cumming; Cum Milking; Hyper Cum; Nipple Cum; Public Orgasm.

Child of: Cum.

Top Stories: “All good things”; “Sam and Bolt”; “An unexpected inflation”; “A man of growing proportions”; “No strings attached”; “Claves, the midnight marauder”; “Vice (Sometimes drugs offer more than a high)”; “The Body Builder”; “Modern rites”; “Tales from the dark city”.

Recently Updated: “The Body Builder”.

25 stories found. Total word count: 561,369.

• Addiction by Hatman  CockUp Cock CumInf HyCum HyAnus Str  “… I gotta have more! I need more! Give… me… MORE!” pleads our young scientist. Added May 2010 1,916 words 23,782 views 3.9 stars (7 votes)
• All good things by Anon Amon  CockUp Balls Cock HyCock CumInf HyCum NipCum 2Gay Immob MuscUp Musc Inc Bro Twins Infect  After the discovery of an ancient artifact, life is changed forever for a group of college students who have bigger things to worry about than getting ready to start classes. Added Feb 2017 Updated Oct 2020 104 parts 119,339 words 162,774 views 4.5 stars (128 votes)

• Bara juice by Smokey Digsby  CockUp Cock CumInf MuscUp Musc Fur  Baxter, a limpy junkyard poodle, starts taking supplements to enhance his body. What he gets, however, is a unexpected change during a very important date with the guy of his dreams. Added Aug 2017 2,649 words 11,371 views
• The Body Builder by Greggrth  CockUp Balls Cock HyCock CumInf MuscUp Str SizeUp Rubber Super  Steve’s life is about to take a very strange turn when a supervillain called the Body Builder breaks into his lab and causes an accident. Will this be the origin story of a new hero’s rise to glory, or will it spell disaster for the heroes of the city when Super Dick causes all sorts of changes when he can’t control his not so little buddy… Added Dec 2020 Updated Jul 2021 7 parts 22,111 words 24,734 views 4.9 stars (30 votes)

• ChristMASS by Musclesaber  CockUp Balls Cock HyCock CumInf HyCum MuscUp BellyUp Taller Giant Infl Xmas  Four men are transported to the North Pole to compete for the title of “The New Santa Claus”. Little do they know what magic can really do to them as one by one, they are each eliminated. Added Dec 2020 4 parts 9,454 words 5,724 views
• Claves, the midnight marauder by Ziel  CockUp HyCock CumInf HyCum Fant  Claves, the kingdom’s most notorious thief, has been cursed! What was meant as a means to entrap the thief and blow his cover forever backfires spectacularly as Claves ends up enjoying the curse. Now armed with a massive cock, the power to spread the curse to others, and an exhibitionist streak almost as long as his dong, Claves sets out to spread the curse and sow a little mischief and a lot of wild oats. Added Jun 2013 Updated Jan 2015 7 parts 40,994 words 41,424 views 4.1 stars (24 votes)
• Cody and Todd by klj  CockUp Cock CumInf 2Gay Libido  Little green pills lead to roommate fun. Added Jun 2005 2,654 words 13,346 views 5.0 stars (5 votes)
• Cursed cocks by CockTFBoi  CockUp CockDn CumInf HyCum PublicOrg FTM Addict 2Gay MuscUp Scent Libido Grad Hairier HairDecr Nonc HyPher M/M M/M/M/...  Marcus is having a horny night in the dorm when an inadvertent wish by his roommate sends him on a path to a new life. Added Aug 2020 8 parts 25,154 words 8,919 views

• Dylan & Josh by Alakazam1988  CockUp Balls Cock HyCock CumInf HyCum Grad Xmas  Tired of settling or doing without, Josh is determined to find a boyfriend with a more than ample package. Dylan meets his requirements… and then some. Added Apr 2019 Updated Jul 2019 16 parts 18,351 words 19,413 views 4.5 stars (26 votes)

• Gym story by Kisho Nakamura  CockUp Cock CumInf MuscUp Musc HyAnus  Alex decides to join a gym. One of the trainers there provides him with something that may aid in his development. Added Jul 2009 4,464 words 18,427 views

• Horse sense by The Obsessive-Compulsive  CumInf Cent   Added Jul 1995 7,307 words 16,566 views 4.0 stars (7 votes)

• Just between fiends by Cumguts  HyCock CumInf HyCum MusBr HyAnus Volup Demons  Regular buff guy Dean is met with an unwanted guest (or two) over breakfast. Things get considerably stickier when he tries to get rid of them. Added Nov 2020 3,422 words 5,103 views 4.6 stars (8 votes)

• A man of growing proportions by crazywolf82  CockUp Balls HyCock CumInf HyCum Str  Jacob’s cock starts to grow just as he meets a sweet guy named Kyle who seems very interested in him. Added Oct 2014 5 parts 9,164 words 45,241 views 4.6 stars (33 votes)
• Modern rites by red_king  CockUp Cock HyCock CumInf HyCum MusBr MuscUp HyAnus AssUp Handsomer Tf PSD SizeUp Viol Bond Supn Immort  Matt’s life changes forever when he receives divine investiture from an old fertility god, fallen from the pantheon, in exchange for his devotion and cooperation in finding more followers. At first it sounded like work, but soon he’s having too much fun to care. Added Dec 2018 Updated Jun 2019 15 parts 45,417 words 24,026 views 4.6 stars (31 votes)
• Muscle evolution by muscl4life  Cock CumInf MuscUp Musc Dom   Added May 2014 2,521 words 21,492 views

• No strings attached by muscl4life  CockUp Cock HyCock CumInf MuscUp Musc SizeUp Inc Bro Twins Hypno  Donny walks in on his roommate, Sebastian, in the midst of his efforts to make himself bigger. Added May 2014 3 parts 39,280 words 41,429 views 4.5 stars (20 votes)

• Sam and Bolt by Alakazam1988  CockUp Balls Cock HyCock NipC Self CumInf HyCum NipCum Taller SizeUp Hairier AgeDiff Inc Dad Infect  Sam’s father, Bolt, shares with his size-hungry son the secrets of becoming truly huge. Added Sep 2016 Updated Dec 2016 11 parts 48,242 words 62,775 views 3.7 stars (56 votes)
• Supersized by Musclesaber  CockUp Balls Cock HyCock CumInf HyCum MuscUp BellyUp Taller Giant Super  After an experiment gone wrong, Max unexpectedly grows into a giant. After being saved by his superhero crush, Amplified, the pair tries to get the giant man’s growth under control. Added Nov 2020 2 parts 5,286 words 6,809 views 5.0 stars (7 votes)

• Tales from the dark city by Ogrebear  CockUp Cock CumInf Mental 2Gay MuscUp Musc PointyEars Tf PSD SizeUp Race Hairier Viol Dom Hum Bond Demons Orcs Fant Mind  A human cutpurse escapes his pursuers, finding safety in, of all places, an orc buck bar. You can figure out what happens next. Added Jun 2005 7 parts 45,822 words 18,905 views 5.0 stars (8 votes)
• The trophy shelf by Cockatrice  CumInf 2Inan  Connor is not looking for a long term relationship, but after seeing something on his fuckbuddy’s shelf, he has a change of heart… of sorts. Added Nov 2020 5,089 words 3,371 views
• Tying the knot by DracumSum  CockUp CumInf MuscUp Tf Hairier Fur Were  Mike got lost in the woods, during the night of a full moon. He heard a twig snap behind him. And now he’s got a new boyfriend. Added Jan 2021 Updated May 2021 4 parts 19,702 words 9,775 views 4.9 stars (19 votes)

• An unexpected inflation by UberPump  CockUp Pumping Cockfuck Balls Cock HyCock CumInf HyCum 2Gay Immob MuscUp Infl App Inc Bro Bi Nonc  A college athlete named Keith and his friends discover what it feels like to enlarge their cock and balls with the mysterious device Keith ordered off the dark web. When things go awry, however, their packages get huge. Keith and his friends go on a massive journey of cock growth, bloated balls, and near exploding junk as they inflate their man parts to their absolute limit. Added Apr 2020 Updated Apr 2021 32 parts 67,870 words 52,298 views 4.9 stars (65 votes)

• Vice (Sometimes drugs offer more than a high) by Tereshky  CockUp Balls HyCock Self CumInf CumMilking HyCum Addict Immob MuscUp Musc BellyUp SizeUp Virgin Nonc  Jack was a drug kingpin of sorts. Like any potent drug, people craved it, they came to him, offered him their life’s treasures and he gave them their fix. In a world where usually only the strongest survive and only the smartest staid on top, he was doing quite well for himself and living an easy life. There were no rival drug lords because what he had to offer nobody else could give. His drug came from within. Added Jun 2018 Updated Nov 2019 5 parts 11,930 words 34,200 views 4.6 stars (29 votes)

• A warm feeling inside by Nightingale  CockUp Cock CumInf HyCum XAbs MuscUp Taller PSD SizeUp Retcon  Adrian meets his new roommate, and right from the start he gets a warm feeling inside. Added May 2020 1,846 words 9,446 views 4.3 stars (9 votes)

• Zack by Mlock  CockUp Balls Cock CumInf MuscUp Musc Libido Tf PSD SizeUp  Zack and his boyfriend try out a Brazilian-made concoction. Added Sep 2009 1,385 words 21,648 views 3.3 stars (12 votes)