Gay Fuck Machine Stories

GayDemon's Stories: On this page you can find erotic fiction where you can read about gay sex machine and men using fuck machines.

Twink Assgasm Project (ch. 15)

By Mr.X 29 Jan 2025

The Finale of the 100+ 18-year-old Twinks. Most of you faithful will have anticipated the beginning of the end; A few surprises and future Fantasy Sci-fi Will be cumming. I hope you have enjoyed it! It may not be Sci-fi and Fantasy - there are 18-year-old powers in play.

9.7 (24) 1642 26 Min Comments

Ultimate Anal Stretching Program (ch. 3)

By FFreak13 26 Jan 2025

Jason gets ready for Beginner's week of the stretching Program. He's supposed to undergo a quick examination by Dr Chen before the actual training starts. Sounds easy enough, right? Turns out Dr Chen has other, wicked plans. Thank you for the warm reception of my story. Comments are again much appreciated. Suggestions for future scenes as well!

9.6 (66) 7594 21 Min Comments

The Kinksters are Alright (ch. 35)

By Alex Ryder 3 Jan 2025

“Oh f-f-f-f-fuck…” Alex cried out in pleasure as Blaze moved steadily, sliding Alex up and down on his length. He moved closer to the wall and pushed Alex against it. He began to thrust harder, glaring at Alex like he was prey that had just been slaughtered for dinner.

9.7 (5) 870 40 Min Comments

Twink Assgasm Project (ch. 14)

By Mr.X 1 Jan 2025

The cum stored volume is finally revealed. You guess. A huge 18 year old Frat-like cum party erupts, followed by the piss party emptying 6 weeks' worth of fresh stored circulated boy-piss. Celibacy impossible. Ginger, Twink, Callum, and Sawyer share their first 18-year-old encounter with Babysitter Lisa. Austin and Kai here

9.6 (30) 1099 27 Min Comments

Just Trust Me (ch. 3)

By aFFicionado 31 Dec 2024

Devin continues his sexual exploration when he meets a familiar stranger at the local adult bookstore

9.4 (30) 3850 17 Min Comments

Twink Assgasm Project (ch. 13)

By Mr.X 31 Dec 2024

The group solves the dilemma of how to create an extra 48 litres of 18+ Twink-cum in six days to get their cum addiction through the 2 days of no ejaculating before Austin's opening orgy visit. New scientific and medical advances are revealed. The Twinks find new recreation long overdue!

9.8 (32) 1044 21 Min Comments

The Merboy (ch. 5)

By Mr.X 29 Dec 2024

18-year-old Adam gives young man Kai a long-awaited fantastic Assgasm. They make tremendous love until brothers Austin and Jake arrive with one surprise after another. Finally, Kai will get his trident.

9.7 (33) 1128 17 Min Comments

Twink Assgasm Project (ch. 12)

By Mr.X 23 Dec 2024

This story will now crossover from/to the recently published story "The Merboy!" All Characters will cum together in the 104 18+ Twink Assgasm Xmas Eve cum party under this story title.

9.8 (33) 1135 16 Min Comments

Twink Assgasm Project (ch. 11)

By Mr.X 9 Dec 2024

Hannah and the staff are invited to use the Anal Prostate Milking Probes. The 100 18 your old Twinks find out that a few clean, good girls can spray just as much clean sweet jizz as Young men do. The semen river overflows and all must skinny dip and swallow what they can.

9.4 (40) 1326 16 Min Comments

Twink Assgasm Project (ch. 9)

By Mr.X 25 Nov 2024

They asked for Level #7 and got more than they bargained for. Austin's true genius and power are revealed in his communion with Alex. New cum and semen record are attained. The 100 18-year-old Twinks end week #1 with A Vodka and Pizza party - well deserved!

9.4 (48) 1442 21 Min Comments

Twink Assgasm Project (ch. 8)

By Mr.X 24 Nov 2024

Cum, cum and massive anal expansions produce a swimming pool worth of 18+ Twink cum. Lots of Big Black Cock Twinks are featured.

9.7 (46) 1644 22 Min Comments

Twink Assgasm Project (ch. 7)

By Mr.X 20 Nov 2024

18+ Years old! Crossover from FEMBOI SAVES THE WORLD; BOY BONDING CAVE DUNGEON AND TAKING IN THE TWINK. The main project and creator are revealed with the goal to save humankind with TAP facilities and assgasms all over the world!

9.6 (48) 1090 23 Min Comments

Twink Assgasm Project (ch. 6)

By Mr.X 18 Nov 2024

Hannah becomes a major Diva Bitch and is fighting with TAPAIR, the AI program designed to maximize safely all 100 18 year old Twink outputs. The most remarkable Cum explosion erupts with a full-Theatre Cream pie result. This AI is the horniest Twink Lover ever!

9.7 (50) 1377 30 Min Comments

Twink Assgasm Project (ch. 5)

By Mr.X 17 Nov 2024

The young 18 year old men make new friends and lovers, learning each other's names, usually ending with cum in each other. They are in awe of the complex facility and enjoy so much open naked sexuality. The best connection will be with the AI program called TAPAIR, pronounced Tapper. Twink Assgasm Project Artificial Intelligence Resource.

9.7 (54) 1622 22 Min Comments

Twink Assgasm Project (ch. 4)

By Mr.X 15 Nov 2024

Well, the 18-year-old Twinks were told they would not believe the pleasure they were about to experience. That was so true. It was an impossible never, imagined cum fest producing oil barrels worth of man-cum that they all slurped back up. An out-of-control incident brings one guy to the fore. The collective has begun.

9.7 (59) 2160 13 Min Comments

Twink Assgasm Project (ch. 3)

By Mr.X 14 Nov 2024

The 18-year-old boys land at the facility and get an incredible tour of all levels. They are in complete disbelief of the environment in total sex. Once they see the AMPT, Anal Prostate Milking Theatre, they decide they must experience it immediately!

9.7 (64) 2815 23 Min Comments

Twink Assgasm Project (ch. 2)

By Mr.X 12 Nov 2024

18-year-old Alex receives an unexpected revelation from his Dad, the Endocrinologist, about the TAP program. Both of them are proud and supportive of his adventure. The airport hangar arrival has even more phenomenal sex than he expected. Hannah shows her true love and care for all the men and promises them an unforgettable first night on the APMS!

9.6 (75) 3839 24 Min Comments

Twink Assgasm Project

By Mr.X 11 Nov 2024

Alex is a lost 18-year-old young man. He feels the pressure of life and career with professional parents. His hormones are raging, and his sexuality and desires are being explored. A medical experiment ad in his Father's Endocrine journals piques his interest, and a sexual exploration project for him and 99 other young Twinks men.

9.6 (99) 7001 21 Min Comments

The Robo-Lips Sex Machine

By Del Crane 10 Nov 2024

Best New Product-2030, the Robo-Lips Sex Machine for a Horny Cock.

7.4 (7) 806 4 Min Comments

Swimming Pools and Sleepovers (ch. 5)

By Mr.X 6 Nov 2024

The five 18 year old Twinks and Doctor Parker have incredible ejaculations with the massive dildo toys, cocks cages, and of course, fists, hands and arms. Matt Fucks, the Dr... Garrett is led away for a private Threesome with Evans's Parents. Aaron, and the remaining go back to their 18 years old sleepover Twink TB-Pad fuck fest.

9.8 (28) 2920 20 Min Comments

Professor Phallus' 2040 Gay Sex tube lecture

By Del Crane 27 Oct 2024

Let's take  a closer at the Male Sex machine

8.0 (6) 1010 4 Min Comments

Swimming Pools and Sleepovers (ch. 3)

By Mr.X 15 Oct 2024

18-year-old Evan & Matt bump into Aaron & Garrett at The Love Shop. (Cross over to related story - Twink Tax Time). They buy $10K in sex toys and plan a massive Twink BDSM Cum fest directed by Trainer mom Dr.Parker. Gorgeous blonde Liam joins after cumming out!

9.6 (37) 2172 21 Min Comments

Twink Tax Time (ch. 5)

By Mr.X 13 Oct 2024

Young men Aaron & Garrett get all Pred'd and Vacc'd. They bump into 18 year old school chums Matt & Ethan at the sex shop with Mom Dr. Parker ad BDSM expert with a plan to train the Twinks in an 18 year old young man BDSM orgy!

9.6 (32) 1269 20 Min Comments

Taking in the Twink (ch. 15)

By Mr.X 5 Oct 2024

Mona and Ernesto join for a 24-hour fuck, fist, and cum extraction fest from Austin. They are in disbelief at his ever-growing looks and body. When I started this book, it was not intended to be a trilogy with the other two stories. However, I used it near the beginning to wrap up a few hanging bits of the storyline through to this end. We are all just people wanting to live life in peace and happiness with incredible pleasure and sex together. ...

9.7 (23) 1620 21 Min Comments

Selling My Anal Virginity To My Neighbour (ch. 27)

By Gazzaq 5 Sep 2024

Still going back over events that lead to Toby being raped by Kenny Bigg-Cock and his finally being rescued by Jack, who he had dismissed an naïve idiot!

8.8 (11) 2187 13 Min Comments

Taking in the Twink (ch. 11)

By Mr.X 1 Sep 2024

18 year old Caleb gets the best birthday present ever from step- bro 18 year old Ashton's 11-inch python uncut cock. A guy fuck train daisy chain fuck erupts with Caleb getting it all in his ginger hole. The Guys all 18yo+ drench him in cum to eat, and he cleans Ashton's cock.

9.7 (37) 1581 10 Min Comments

Taking in the Twink (ch. 8)

By Mr.X 27 Aug 2024

The 18-year-old guys get more experience and a further challenge of celibacy for 48 torturous hours. A great cum and fist fest is had by all as a prequel to the challenge. Jake & Austin expand their relationship to be spouses and business partners; Austin's beautiful, brilliant mind is exposed to Jake, who is gobsmacked!

9.6 (46) 1304 16 Min Comments

Taking in the Twink (ch. 7)

By Mr.X 26 Aug 2024

18+ Austin expands his man-pussy abilities in front of the cock-caged edging 18+ Twinks, Caleb & Matty! Austin will bloom for the first time after an afternoon Fuck-Machine marathon with Dildos spread out everywhere! The bedroom and Play Space are painted with a young man-cum!

9.6 (44) 1673 16 Min Comments

Taking in the Twink (ch. 6)

By Mr.X 23 Aug 2024

It becomes quite clear that 18-year-old Austin is a true exhibitionist. They expand their invite 2 18+ Twinks with an 8-day drawn-out plan of pure 18-year-old punk Twink man-cum pleasure, with all the instruments and toys from the play space. What a birthday present this will be for Caleb!

9.6 (46) 1756 26 Min Comments

Taking in the Twink (ch. 5)

By Mr.X 21 Aug 2024

22-year-old Jake and 18-year-old Austin end up doing some wild middle-of-the-night sex. It makes for a rushed and crazy day with the government and bank folks. Austin connects with an old-school chum. Yes, a Ginger Twink to add to the Fuck-Fist Dildo Fest!

9.6 (49) 1538 19 Min Comments

Taking in the Twink (ch. 4)

By Mr.X 20 Aug 2024

22 year old Jake and 18 year old Austin have their greatest dildo, chastity, and fist fest yet. Austin decides on his new name after discovering the treasure from birth Mom Ursula. They become one, joined in their very soul together for eternity.

9.5 (53) 2434 28 Min Comments

Boy Bonding Cave Dungeon (ch. 40)

By Mr.X 11 Aug 2024

This is the final chapter! The 24 Twinks from all races and backgrounds are chosen for the 1 year Twink sabbatical. Guess what the conclusion proves! You'll n to read it. I hope you have cum a lot reading. I have enjoyed writing and hope my skills have improved. I will continue as I feel I am just scratching the surface of my artistic sexual mind.

9.4 (20) 2353 57 Min Comments

Boy Bonding Cave Dungeon (ch. 39)

By Mr.X 6 Aug 2024

The boys break all their records for depth, width, cum volume, and distance. Dylan and Mom Cathy put on quite a show. The finale is an impossible pleasure!

9.4 (20) 1527 26 Min Comments

C.U.B.E. (ch. 41)

By Hunknown 12 Jul 2024

👁 In this chapter, Kareem announces that he can’t stay at the Cube: the new world without UBA’s and sexual control calls for action inside and outside the Cube. Lance is invited by Perry Yukon to attend the new BDSM show at the infamous ‘Uranus Club’.

9.5 (27) 1609 22 Min Comments

Boy Bonding Cave Dungeon (ch. 36)

By Mr.X 2 Jul 2024

Trevor is initiated fully into the collective. His abilities are second to none. A great cum, piss, and assgasm session over 24 hours is completed with every group fuck, suck, dildo, and fist forced up his boy-cunt!

9.3 (25) 2033 15 Min Comments