Involves just what it says on the tin: shrinking someone’s cock, whether a little or a lot. Might or might not be consensual.
Related: Always Hard; Cock Growth; Cock Pumping; Cock Theft; Cock to Human; Cock Vore; Cockfucking; Cockless; Footcock; Huge Balls; Huge Cock; Human to Cock; Hyper Cock; Mouthcock; Nipcocks; Nosecock; Self-suck.
Child of: Cock and Balls.
Top Stories: “His brother drains his manhood”; “The Latin twins”; “The need to obey”; “The six pack”; “Mariposa honeymoon: A six-pack story”; “Magic eye”; “Seth’s life changing adventure”.
Recently Updated: “The Ixlutani”; “The cock bois”.
37 stories found. Total word count: 501,396.
- The cock bois by CockTFBoi CockDn HyCum Tf When Colin gets a text from a blocked number he is drawn into an adventure to uncover a conspiracy and find his boyfriend. Added Mar 2021 Updated Jun 2021 4 parts 13,215 words 4,392 views
- Consciousness hacking, hexed underpants, and the divine erection by Jesiah CockUp CockDn SizeDn Nonc Supn Paul got a thrill from attempting to extort modest sums of money from your ordinary, every-day, mostly-law-abiding Internet citizens. Unfortunately for Paul, in this instance he chose the wrong target! His ‘victim’ turned the tables and Paul himself gets ‘hacked’, but not in the usual sense of the word. Added Dec 2018 2,434 words 6,838 views
- Coupon code: littlest by Ziel CockDn El decides to abuse a coupon code that promises to take “20% off”. He keeps stacking the coupon until there’s nearly nothing left! Added May 2020 7,522 words 3,123 views
- The curse of the pink thong by WIP Topping CockDn Musc Hairier Tf Mind Series Max makes homophobic comments in the locker room and gets cursed. Will he learn to embrace the havoc that the curse wreaks on his body? Added Sep 2016 6,790 words 23,446 views 4.3 stars (10 votes)
- Cursed cocks by CockTFBoi CockUp CockDn FTM 2Gay MuscUp Grad 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 6,791 views
- Evolving friendship by Yoru CockUp CockDn 2Gay Musc Scent Dom Hum Preston and David were bros for life until David began taking a secretive treatment that has made him bigger, stronger, and more aggressive. Preston wants to save their friendship, but David has changed and may have to force Preston to accept that. Added Oct 2020 3,861 words 4,699 views 4.6 stars (16 votes)
- Hank has three choices by Clearlyhere CockUp CockDn Cock 2Gay MusBr MuscUp SizeDn Dom It starts with Drake lusting after his roommate Hank. The real choice lands with Hank. He has three choices on how to use his toy. Unfortunately, it can exceed recommended usage. Added Jun 2020 4 parts 4,694 words 5,651 views
- Happy little accidents by MainAttraction CockUp CockDn Balls Cock Self Tf Nils gets a special gift from a new friend in French class, but it take him a while to discover just what it can do. Added Dec 2020 Updated Jan 2021 2 parts 4,915 words 4,644 views 4.7 stars (16 votes)
- His brother drains his manhood by Ballmeat CockUp CockDn MuscUp MuscDn Musc Inc Bro Nonc A younger brother drains his big, strong, overconfident older brother of his cock, balls and muscle. Added Jan 2018 2,593 words 40,082 views 4.1 stars (28 votes)
- I accidentally shrunk my cock! by Steve McMoon CockUp CockDn Cock Steve finds a website where some transactional changes in cock size are going on. He's already hung, but decides to try getting even bigger. Added Oct 2020 999 words 3,652 views 4.9 stars (7 votes)
- I have heard the mermen singing by CentaurQuinn CockDn NoCock 2Gay MuscUp Musc Tf Merm Will’s cave diving trip goes horribly awry, but is the start of a new life. Added Oct 2020 2,600 words 2,091 views 4.4 stars (8 votes)
- The Ixlutani by Lloyd Irving CockUp CockDn CTheft Cock Musc Tf Taller PSD SizeDn SizeUp Supn Kyle Anderson set out with his best friend Ben Miller for one last hurrah, revisiting the woods behind their childhood homes and the mysterious cave they discovered there, before Kyle’s impending nuptials with his longtime girlfriend, Olivia. What neither man knew was that after that day neither their bodies nor their relationship would ever be the same. Added Jun 2021 2 parts 16,316 words 1,144 views
- Juiced by Ziel CockDn MuscUp Musc Nonc Series Kent’s roommate gets him to try out a hot new supplement. The muscles quickly stack on, but they come with a price. Added May 2016 4,177 words 18,612 views
- Juiced 2: EKT boogaloo by Ziel CockDn MuscUp Musc Series In this “Juiced” spin-off, the muscle growth/cock shrinking fun spreads to a local frat house. The dudes of the EKT frat house end up adding Juice to their daily routine, and as you can imagine everyone is stoked to see how big their muscles are getting, but will they still be so thrilled when they realize the cost that their growth caries? Added Jun 2016 3 parts 6,001 words 9,878 views
- Magic eye by RdyRoger CockUp CockDn Balls Cock HyCock MuscUp Musc Taller SizeDn SizeUp Lycra Once he found out the secret of magic growing things suddenly seemed really easy for Al, until the day he was startled by Turner while he was staring deep into his hot friend, Tony. Added Aug 2019 Updated Sep 2019 7 parts 20,700 words 12,777 views 4.8 stars (13 votes)
- Mariposa honeymoon: A six-pack story by Cris Kane CockUp CockDn Cock Dumber Mental MuscUp Musc BellyUp Hairier Race Series Their flamboyant best-man Pierce gives strait-laced newlyweds Derek and Charles a mysterious six-pack to liven up their Cancun honeymoon. Added Dec 2018 Updated Feb 2019 19 parts 105,833 words 12,957 views 4.5 stars (10 votes)
- The Mod by BRK CockUp CockDn Cock XAbs MuscUp Musc Hairier Taller A couple on their anniversary cruise tries that new designer transformation drug, only they don't quite get what they bargain for. Added Jun 2019 1,594 words 6,369 views 4.8 stars (5 votes)
- My new favorite app, Cockr by Clearlyhere CockDn NoCock Cock Musc AssUp Det App Dom Swap Series John is out of money and finds out about new app where his huge endowment could make him some serious cash. Added Jun 2017 Updated Sep 2017 5 parts 13,713 words 28,780 views 4.7 stars (28 votes)
- Seth’s life changing adventure by Navy Alpha Pup CockUp CockDn Balls Cock 2Gay MuscUp Musc Scent DeeperVoice Viol Dom Hum Slave Fluids Alcohol Seth has settled into his post-corps life, or thinks he has—until he meets a fellow ex-Marine who offers him everything he didn’t know he wanted. Added May 2019 Updated Oct 2019 6 parts 22,329 words 11,219 views 4.8 stars (8 votes)
- Sharing cocks by CockTFBoi CockUp CockDn NoCock Det Merg Cameron, Dakota, and Zack head out for a sex-filled weekend at a remote cabin. Once there, things take a bit of a turn for the weird as the trio experience some unexpected transformations. Added Aug 2020 Updated Oct 2020 5 parts 12,968 words 5,080 views 4.8 stars (6 votes)
- Sharing is caring by Ziel CockUp CockDn HyCock Oliver and Jaimie end up in an unexpected size swapping cock growth/shrinkage adventure, with all the cute, sweet romance and super massive hyper dongs you expect from Ziel. Added Sep 2015 6,360 words 14,828 views
- The six pack by Cris Kane CockUp CockDn Fem Dumber 2Gay MuscUp BellyUp MFSwap Hairier Race Tf Taller SizeDn SizeUp Series Returning from a Mexican vacation, a gay couple bring back a mysterious drink for their friends to try, bringing on some changes for the group of friends that require a great deal of getting used to. Added Sep 2018 9 parts 38,564 words 17,030 views 4.9 stars (9 votes)
- Swap meat by BRK CockUp CockDn Cock Self HyTongue Taller SizeDn SizeUp Moving into their new home, Pete and Cam discover the previous owner left something behind that allows them to enjoy each other in a whole new way. Added Dec 2018 2,355 words 8,948 views 4.4 stars (12 votes)