CollabErotica INTERACTIVE EROTIC STORIES
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285 Chapters 10,000+

The Lab of Mysteries

dimbulb
In the central valley of California, there's a blue-sky laboratory running experiments that might one day change the world. One scientist in particular, Dr. Angela Grant, is on the verge of a break-through. Let's visit her lab and see what's in her workshop . . .
5K words 13 chapters 2 authors 9.2K views
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April 29, '25

Sister's Slumber Party Shrinking

tsuki
Kevin, you, is about to move out of his family's house to go to college. On the final night before he does, his sister has a slumber party with her friends.
3.6K words 8 chapters 2 authors 8.2K views
9
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June 18, '24

A Hellish Misadventure

CrankoWanko
After dying and ending up in Hell, Joe's soul is placed in the care of a very sadistic demoness short stack. But Joe's about to discover that her size can be deceiving...
15K words 1 chapter 1 author 1.9K views
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June 13, '23
clothing entrapment
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cleavage entrapment
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sexual frustration
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Shrinking (Mis)adventure

Bigger1sBetter!
More Size Changing GTS Fun! This is primarily a shrinking/giantess story. Shrinking device plays major role. See what happens. New characters are welcome.
70K words 89 chapters 6 authors 61K views
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November 12, '25

Simply Spectacular Summer Shrinking Shenanigans

RandomAnon
One day, you find yourself shrunken and in the presence of a... friend? What are her plans for you? The first standalone short story from the "Giantess/Shrinking & Farts" universe, an interactive story that can be found here on collaberotica.
4.1K words 1 chapter 1 author 3.1K views
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June 17, '23
between buttcheeks
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quarter inch tall tiny
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Dark Size: A Star Wars Story

Divediveburners
An ambitious Sith apprentice has been dispatched to a remote planet to hunt down a powerful, yet reclusive Jedi Master. Her strange abilities, however, end up cutting his ego down to size.
8.8K words 1 chapter 1 author 680 views
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June 20, '23

Aetheria

GtQuik702
A fantasy world, where anything goes.
1.4K words 7 chapters 3 authors 4.1K views
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June 21

The Big Game

Divediveburners
A basketball player has a tiny assistant she employs for various uses to help with her game.
1.6K words 1 chapter 1 author 620 views
1
June 22, '23

TF-App: Alpha Build

Silicon
After being sent a strange link for unregistered app on a fetish forum, you decide to give the strange program a try.
9.5K words 20 chapters 4 authors 160K views
39
9
July 9, '25

Giantess Attacks My Apartment

Stubbornstain
A mysterious lady has the ability to shrink even whole buildings, that's what she does the unfortunate residents of one city apartment block.
3.4K words 2 chapters 2 authors 770 views
1
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August 4, '23

The Shogun's Important Business

JackpotWriting
The shogun of Inazuma calls Sara and the Traveler to the throne to "discuss" something of great importance. What could possibly be so important that not even Paimon gets to come?
4.1K words 1 chapter 1 author 700 views
2
June 27, '23

Trials of a Concubine

JackpotWriting
After being in a relationship with each other for quite some time, Ningguang summons the Traveler to her room to announce her desire to make him her consort. She also invites Beidou, for whom she presents a deal the captain cannot refuse...
5.5K words 1 chapter 1 author 960 views
3
June 27, '23

Kingnapper

Stubbornstain
As the title suggests, a king is abducted by a massive alien, perhaps 200ft/30m tall (who the people think is either a demoness or a Goddess). Then we are introduced to the alien's friend and they do some lewd stuff. The story could be part of a larger series - we'll see.
3.5K words 1 chapter 1 author 810 views
2
June 23, '23

Be Careful What You Wish For...

Stubbornstain
The story is based on the story "The Frogs Who Desired a King". A man wished he had a queen to guide him so he asked the god Zeus to help him. At first Zeus was reluctant but he eventually agrees to grant him his wish
2.5K words 1 chapter 1 author 510 views
3
June 23, '23

The Biggest Dinner (Imported from WDC)

dimbulb
Julie has a big appetite. What happens when her body grows to match her hunger?
6K words 11 chapters 2 authors 7.8K views
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July 30, '23