Expansion Stories

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Expansion

by EroticMonster on Sep 19, 2017
First Time

Name have been changed and identifiable details omitted. ***** PART 1 - SNARED She was stunning. There was no other way to describe her. Seeing her in that tiny yellow and orange bikini caused my erection to grow painful. Water dribbled down her flawless tanned skin and slim body and over those beautiful small breasts. Her erect nipples poked through t...

Expansion-capable furries in an alternate universe!

by magicmaster667 on Apr 29, 2025

Life is great for the animal people on this unnamed, peaceful, and prosperous planet. They live fulfilling in the cities or the country-side, most either going to school or to their jobs. But after (or during!) their obligations of everyday life are tended to, these well-endowed anthros all inevitably end up using their extraordinary, fun-filled, sexy abilit...

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The Dictaphone

by ExpansionMaid on Apr 23, 2018
Fetish

The man appeared out of the blue, right in the middle of the street, with a strange sparkling sound. Nobody saw him, as the night was dark and the good people sleeping. Except the small barks of a dog in a nearby garden, the street was perfectly quiet, and the man smiled as he went to the closest mailbox. Rummaging through one of the pockets of his huge coat...

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The Expansion Experiment

by SparkleKitty on Sep 12, 2017
Fetish

Against the warnings of his colleagues at Harvard University, Rod Johnson, a brilliant theoretical biologist, had invested all of his efforts in finding methods to naturally enhance the size of women's breasts. He had secured a grant to study the formation of tumors in rats, but in fact had used the money for his secret passion: the application of chemicals...

Penile Expansion Gene Therapy

by DoctorErotic on Dec 2, 2019
Sci-Fi & Fantasy

My cock was tiny. Not just below average or a little on the small side, but just plain petite. I think it actually had a nice shape, with an even skin tone and a little mushroom tip, but at my hardest it probably was only three and a half, maybe four inches long and pretty thin too. I never realized I was small until I first became interested in porn. It was...

Amy's Adventures in Reading

by CumBalloon123 on Oct 24, 2019
Fetish

Amy Redoreck's day started like any other. She went into the coffee shop early and opened it. Why the coffee shop was open at night was beyond her, but they always seemed to get enough business so, whatever. She fended off Brad, her annoying co-worker's advances as always. She caught the creepy owner's stares at her boobs, check. And the usual customers came...

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Female expansion and transformation.

by Goldenking on Apr 22, 2025

This is just what it seems it is. A collection of stories about original character women expanding or transforming into something. The rules are here below. Can do: Breast, butt, belly, pussy , feet, and body expansion, weight gains, transformation into animal, sci fi, and or other characters in different series. You can make an original character or you can...

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magic expansion

by jane99 on Apr 29, 2025

Feel free to add more below, if I can cum to it I'll add it.What's next? bimbofication Add a new chapter Ad Go into another direction with AI...

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A Haunting Expansion

by mistyfdfa on Aug 30, 2017
Fetish

[sketch,be,hyper,pos,les] "Our story starts in the late 90's. The Iron Curtain had fallen and Yvette Seleski had a dream. She wanted to be famous, to be known as someone the world over instead of a girl lost to time in eastern Europe. However, growing up in the recovering Ukraine hardly offered opportunities for higher education and she had few physical tal...

Opening the Door-Expansion

by aldenbradley on Sep 15, 2017
Group Sex

The silence that swept our table for six in the posh restaurant was palpable. Larry looked at his Laurie with stunned amazement. Yet, his astonishment was infinitesimal compared to David's. "Well," Trish asked her husband, "do you?" "Trish!" David said, staggered by her original question. "What?" she snapped back at him, her stomach churning with her own...