‘penis growth’ stories

Active tags
Active tags
penis growth 

Category

Visceral Changes

A guy in his twenties makes an unexpected change.

NEW
4.23
7.9k
7
2
20
0

Danika's Growth Spurt

Danika starts growing unexpectedly... in her shorts.

4.2
5.4k
4
0
13
0

Tingling Pt. 02

Josie and Charlie are tingling, and growing even more.

H
4.82
8.4k
8
4
11

Build-A-Partner: Experimental Tech Pt. 02

Sabrina tests the mysterious device on her coworker.

H
4.64
13.6k
5
2
11

Phallus Majora

Fictional fertility treatment leads to gender-bending sex.

H
4.77
13.2k
36
5
80
0

Tingling Pt. 01

Josie and Charlie are tingling, and growing together.

H
4.78
10.8k
13
5
26

Hole in the Wall

Sam has trouble studying, and seeks help at a gloryhole.

4.48
20k
29
3
63
0

Hyper Virus Pt. 02

A virus that causes growth for males and females.

4.22
16.7k
37
0
63

Hyper Virus

A virus that causes growth for males and females.

4.4
21.8k
49
2
94

As Above, So Below

Vanguard meets a villain on her first outing. Changes ensue.

4.33
3.5k
2
0
5
0

Xenobiological Morphosis Ch. 06

A bungled alien experiment gives Terry a "growing" problem.

H
4.76
9.5k
7
4
16

The Widow's Gift Pt. 08

A nervous young man is helped by his beautiful new neighbor.

H
4.84
28.1k
30
25
59

An Unsolicited Pixie Intervention Ch. 01

A visit from my sleep paralysis Pixie results in growth.

4.45
18.5k
29
5
60

Georgia's New Life Pt. 01

Ground-breaking new medicine increases the female libido.

H
4.59
25k
44
4
77
0

Homebound Ch. 02

Things start to change, in more ways than one!

4.49
21.1k
24
4
39

Becoming Monsters 1: Ch. 33

Save the world, make sure to have fun at the orgy!

H
4.87
18.9k
7
12
13

Serpentitis Pt. 03

Johnson's wife cannot leave him alone.

H
4.51
11.1k
5
0
10

Bimbo Outbreak Pt. 08

A sexy apocalyptic tale about a mystery Bimbo virus...

H
4.68
24.3k
19
16
44

Dark Web Acquisitions

A young man orders something from the dark web.

H
4.67
18.8k
35
2
55
0

Raunchy Secret Lab Tales Pt. 02

Enhanced soldier undercover with Dutch farm girl.

4.1
10.2k
1
0
8

Out of this World

Alien shapeshifter causes kinky changes to his girlfriend.

4.48
26.7k
21
3
48
0

For Years to Come

Bachelor turns into a cum factory on New Year's.

4.28
29.3k
23
1
47
0

Raunchy Secret Lab Tales

Sexy mad scientist transforms wimpy soldier.

4.35
17.8k
15
1
35

Bigger Balls

Hyperspermia streamer's balls grow after every session.

4.41
42.8k
39
5
76
0

David and Laura

David helps transform his wife.

4.04
26.1k
21
0
38
0

Abby's Lab

People doubt Abby, but those who don't get rewarded!

4.44
38.9k
68
8
111
0

The Gala Ch. 03

Scott receives drug injections before the competition begins.

4.45
14.4k
13
3
22

Growth in the Park

I encounter someone at the park and grow.

4.33
32k
22
0
39
0

Vivian's Sunscreen Ch. 02

Vivian's tits are still huge and Brian seeks answers.

4.47
18k
14
3
23

My Party's Bard is a Slime

A monster gains class levels, with sexy results.

H
4.69
21k
48
0
86
0

Edward's Laboratory Ch. 03

Dennis Vett shows a big, metal door who's boss.

4.15
10.8k
13
1
20

Personal Growth 04: Explosive Climax

Eleanor and Katie prepare for the future.

H
4.78
16.6k
28
5
38

Brenda Gets an Upgrade (Twofer!)

Brenda upgrades her boyfriend to delightful results!

H
4.52
34.5k
37
4
70
0

A Growing Addiction Ch. 02

With his new-found powers, Michael plumps up his harem.

4.19
40.7k
30
1
45

Changed Marriage Pt. 03

The happy couple enjoys their new bodies for a whole day!

4.46
22.7k
19
0
29

Changed Marriage Pt. 01

A man and his wife experience some changes in their bodies.

4.26
45.7k
64
5
106

Either Or

Belly, balls, boobs, revenge, and over 240L of cum!

4.41
67.3k
58
9
109
0

The Unbound Genie Ch. 07

The party is a hit! But who are these strange, new guests?

H
4.55
20k
25
1
42

Can't Stop

A futa has a bad reaction to a new pill.

4.03
54.6k
53
3
87
0

The Incredible Growing Dick

A cock that grows larger every time it cums!

H
4.56
111.9k
166
7
264

Edward's Laboratory Ch. 02

Carroll Vett comes across a strange device.

4.19
23.3k
21
4
33

Be Careful What You Wish For Pt. 02

A year since Mia made her wish, and a new job for her.

4.29
19.6k
18
1
34

Size Envy Pt. 02

April hunts the witch who made her boyfriend's penis grow.

3.89
15k
11
2
24

Size Envy Pt. 01

April hunts the witch who made her boyfriend's penis grow.

3.87
24.1k
19
2
39

Growing Anticipation 13

More growth and unexpected results.

H
4.61
27.3k
10
3
20

Stolen Alchemy Ch. 04

Peter gets injured, and Catherine uses magic to heal him.

H
4.8
10.1k
12
1
23

Jenny's Loving Man Ch. 02

Jenny finds providence while her husband panics.

4.33
27.7k
21
1
36

The Wyrm's Curse Ch. 07

Kara acquires a memorable big fish story.

H
4.72
4.9k
6
4
9

Cassidy's Big Tits

Unexplained medical mystery leads to uncontrolled lust.

4.42
86.7k
112
10
189
0

Growing Anticipation - The Secretary

A secretary's normal life is changed in a big way.

4.48
32.3k
14
3
33

Edward's Laboratory Ch. 01

Amanda Vett asks her Uncle Eddy for larger breasts.

4.4
43.4k
63
6
118

Rerolling the Lottery Ch. 03

Nevar gets annoyed with Jordan, and makes a friend for him.

H
4.68
7.4k
6
1
8

Rerolling the Lottery

Jordan discovers that his new VR game contains a mischievous.

4.39
13.7k
14
1
33

Growing Anticipation 10

Time to measure and have some fun with mom, Tina and Rachel.

H
4.54
25.6k
16
1
23

Growing Anticipation 09

Tina grows and has a breakthrough with mom.

4.31
16.8k
15
0
22

Growing Anticipation - Rachel's Turn

A spin off story following Rachel.

4.18
48.7k
35
0
57

Growing Anticipation 08

You and your mom's growth continues.

4.29
27.6k
14
6
22

Growing Anticipation 07

Mom and son spend some time catching up.

4.29
30.5k
17
5
27

Growing Anticipation 06

Your growth, along with Tina and Rachel's continues.

4.45
26.3k
23
1
31

Accidental Growth Pt. 03

Tamara accompanies Will to his trial, and has a plan.

4.24
33.9k
26
1
36

Growing Anticipation 05

Your sister brings her friend home to spend the night.

4.23
37.7k
24
2
35

Fitting In

Two people in a world of human/mammals find a connection.

H
4.64
27.4k
26
1
51

SSI - Transformed Man

A man is made a lot better, and so are the people around him.

H
4.69
34.2k
41
4
72
0

Manmakers Ch. 01

A well meaning step-dad gets some mysterious pills.

3.88
102.3k
68
13
129

Patient #6

A pharmaceutical trial goes awry in a big way.

4.37
52.5k
36
3
55
0

TF Quickies: Heroine

Star-Woman attempts to fill a pool with her cum and milk.

H
4.56
20.1k
17
1
26
0

Singularity Sex Ch. 01

In 2045, the singularity starts to get seriously sexy.

4.43
14.3k
17
1
29

To Make a Foreskin Longer Pt. 01

Foreskin stretching story.

4.09
26k
13
1
21

Modified Ch. 03

Jack's evening with Debbie & Laura continues.

H
4.73
38.9k
14
4
24

Modified Ch. 02

Side effects continue while Jack discovers new skills.

H
4.63
52.5k
30
3
44

The Fundraiser

Mythical beings sell flawed magic wishing rocks door to door.

4.42
27.2k
24
3
43
0

Tak'lon: There Goes the Gloom

Pst'Doo attends a human wedding and fixes it.

4.14
7.8k
1
0
5
0

Life on the Farm Pt. 03

Kyle gets to know more hucows on the farm.

H
4.56
45.6k
37
2
61

Life on the Farm Pt. 01

Kyle becomes a bull on the farm.

4.48
92.2k
126
10
202

A Love High in Protein

A petite size queen's big dreams come true...

H
4.53
76.3k
49
3
88
0

Perfect Penis

A witch grants a man a perfect penis as a reward.

H
4.69
87.9k
116
8
171
0

Sentient Sperm

Man's sperm becomes sentient, and it loves him.

H
4.51
38.1k
68
7
99
0

Girlfriend Goddess Pt. 01

Using an ancient rite, a girl becomes a goddess.

H
4.65
75.8k
93
7
156

Irresistible Johnson

Scientific accident gives Brian the perfect penis.

H
4.6
130.2k
172
14
288

Mamma Mia - Hung

Continuing adventures of Mia and Tommy.

4.45
94.2k
60
2
89
0

Growing Accustomed to One-Another Ch. 03.5

The crazy night with Meg gets crazier.

H
4.69
28.6k
19
6
28

Growing Accustomed to One-Another Ch. 03

A bet leads to an old friend.

H
4.66
34.3k
15
2
24

Growing Accustomed to One-Another Ch. 02

Rick and Laura meet her High School bully.

H
4.59
46.4k
25
7
44

Jelly from the Springtime of Youth

An older couple reconnects while on vacation.

4.46
14.1k
11
0
19
0

Escalating Lust

A shapeshifter reveals her abilities. Feelings are confessed.

H
4.54
39.3k
51
1
84
0

Growing Accustomed to One-Another Ch. 01

Richard is a shapeshifter-mindcontroler. Shenanigans ensue.

4.49
54k
74
7
121

Accidental Growth Pt. 01

One health issue turns into another for a college sophomore.

4.23
156.4k
117
10
191

Paladin Threesome

A paladin in service of a Fortune Goddess makes a discovery.

4
20.2k
14
0
27
0

Sales Pitch

Sometimes a demonstration is the best way to make a sale.

4.03
30.4k
17
4
28
0

Switch Hitting

Unspoken desires intertwine and a couple's dynamic changes.

4.02
31k
14
1
26
0

Tak'Lon's Wager Ch. 01

Aliens wager over the results of giving a teen a special ray.

H
4.54
67.1k
48
1
78

Unorthodox Punishment Pt. 07-09

Kim, Tim, Bethany, and Myrla all have a night to remember.

H
4.69
22k
9
2
11

Lustrum Academy for Troubled Youth Pt. 05

Jason fulfills a promise to the V.P. reluctantly

H
4.76
47.4k
70
29
88

Futanari Housemaid Ch. 06

Katerina receives her cock cage.

H
4.54
56.2k
43
18
57

Becoming a Man

John gets the greatest birthday gift of all.

3.91
130.9k
43
9
60
0

Handsome

After accident holds him back 2 years, then he meets Karen.

4.34
159.7k
108
6
149

Sweetie, Please - I MUST Not Cum!

A penis growth story - every orgasm makes him grow more!

4.06
246.3k
117
19
154
0
12
Active tags
Active tags
penis growth
Separate tags with commas. More info in the FAQ