Underage Sex - Freeform FanFiction

FREE WRITERS RESOURCES

FREE WRITERS RESOURCES

F/F
F/M
Gen
M/M
Multi
Other
G
Updated
11.04.2025
Fandom
Original Work
Tags
Incest Freeform Underage Sex - Freeform Underage Drinking Good Writing Bad Writing Free Verse
If you are an aspiring writer like me, then here is a free list of resources that have helped me to produce my literary works
The Undertow

The Undertow

F/F
F/M
Gen
M/M
Multi
Other
G
Updated
11.04.2025
Fandom
Original Work
Characters
Original Characters, Clement Ravenlaire, Samantha Ravenlaire, Nolan, Mr Devil
Tags
Grooming Emotional Manipulation Consensual Underage Sex Manipulation Crimes & Criminals Drug Use Underage Sex - Freeform Prostitution Pedophilia Mental Health Issues Mind Manipulation Dark Magic
Nolan grew up in crime filled neighborhoods. His only options where to either die trying to be a saint or to learn the crime and dominate. He dominates in the cybercrime scene, or at least he did until he messed with the wrong guy. Now he finds hi...
Leveled Growth

Leveled Growth

F/F
G
Updated
11.04.2025
Fandom
Original Work
Characters
Original Characters
Tags
Large Breasts Large Cock Underage Sex - Freeform Size Kink Alternate Universe - Fantasy One Shot Futanari size steal excessive cum hyper hyper futanari Growth
More of a world building Idea and dump for concepts that may or may not like. Likely the second, but that is the way of porn!
My Funny Valentine

My Funny Valentine

M/M
G
Updated
13.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black, Orion Black, Orion Black/Regulus Black
Tags
Rough Sex Anal Sex Incest Oral Sex Dead Dove: Do Not Eat Rape/Non-con Elements Underage Sex - Freeform Anal Fingering Crying Vomiting Dacryphilia Parent/Child Incest
"Is your figure less than Greek? Is your mouth a little weak-"-Frank SinatraDD:DNE DLDR read the tags.
Gold Purple

Gold Purple

F/F
F/M
M/M
Multi
Other
G
Updated
11.04.2025
Fandom
House of the Dragon (TV) A Song of Ice and Fire & Related Fandoms A Song of Ice and Fire - George R. R. Martin
Characters
Rhaenyra Targaryen, Daemon Targaryen, Rhaenys Targaryen Velaryon, Viserys I Targaryen, Original Characters, Original Male Character(s), Mysaria | Lady Misery (A Song of Ice and Fire), Daemon Targaryen/Rhaenyra Targaryen, Alicent Hightower, Otto Hightower, Alicent Hightower/Rhaenyra Targaryen, Gwayne Hightower,
Tags
Loss of Virginity Slow Burn Targcest | Targaryen Incest (A Song of Ice and Fire) Suicidal Thoughts Heavy Angst Father-Son Relationship Dragon Dreamers & Dragon Dreams (A Song of Ice and Fire) High Valyrian (A Song of Ice and Fire) Implied/Referenced Suicide Self-Harm Implied/Referenced Self-Harm Explicit Sexual Content
In the filthy streets of King’s Landing a boy known only as Vaenor grows up with no past no family only the blood of dragons in his veins. With beauty too striking for a man hair like ivory and eyes glinting in gold and violet Vaenor is both a curse...
Put a baby in his baby

Put a baby in his baby

F/F
F/M
Gen
M/M
Multi
Other
G
Updated
11.04.2025
Fandom
방탄소년단 | Bangtan Boys | BTS
Characters
Kim Seokjin | Jin, Min Yoongi | Suga, Kim Namjoon | RM, Jung Hoseok | J-Hope, Park Jimin (BTS), Jeon Jungkook, Kim Taehyung | V, Jeon Jungkook/Kim Taehyung | V
Tags
Incest Implied/Referenced Rape/Non-con Underage Sex - Freeform Sibling Incest Nipple Play Underage Rape/Non-con Cock Warming Cock Worship Cock Piercing Cock Slut Kim Taehyung | V Nipple Piercings Female Kim Taehyung | V
Jungkook loves putting a baby on his baby
The Valentines Conundrum

The Valentines Conundrum

M/M
Multi
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black, Harry Potter, Sirius Black/Remus Lupin, Remus Lupin, Sirius Black, James Potter, Draco Malfoy/Harry Potter, Draco Malfoy, Ron Weasley, Hermione Granger, Fred Weasley, George Weasley,
Tags
Fluff Mutual Pining Idiots in Love Underage Sex - Freeform Boys In Love Boys Kissing Dry Humping wolfstar No Angst Remus Lupin is So Whipped No Ginny Weasley Bashing Hermione Granger is Always Right
It was nearing 4 weeks until Valentine’s day, and Harry Potter still didn’t have one! This of course was by choice, but Draco is determined to be the one he accepts!Even if it means apologizing for being a bully.. and having to talk to his estranged...
Aetheris

Aetheris

F/F
F/M
M/M
G
Updated
11.04.2025
Fandom
Haikyuu!!
Characters
Original Characters, Hinata Shouyou/Kageyama Tobio, Miya Atsumu/Sakusa Kiyoomi, Iwaizumi Hajime/Oikawa Tooru, Hanamaki Takahiro/Matsukawa Issei, Akaashi Keiji/Bokuto Koutarou, Kozume Kenma/Kuroo Tetsurou, Sawamura Daichi/Sugawara Koushi, Kita Shinsuke/Ojiro Aran, Azumane Asahi/Nishinoya Yuu, Tsukishima Kei/Yamaguchi Tadashi, Konoha Akinori/Washio Tatsuki,
Tags
Smut Fluff Alpha/Beta/Omega Dynamics Underage Sex - Freeform Alternate Universe - Fantasy Other Ships Not Mentioned in Tags Alternate Universe - Royalty Mpreg | Male Pregnancy Family Feels Plot Male Omegas and Female Alphas are Intersex may have slight ooc
Dear readers, it is with great pleasure that I present before you the story of the kingdoms that once ruled over Aetheris. Their stories are sung as legends-the heroes and villains alike. Overtime, a special bond has started between the nations but i...
Lionhearted

Lionhearted

M/M
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Harry Potter, Sirius Black, Ron Weasley, Hermione Granger, Ginny Weasley, Neville Longbottom, Dolores Umbridge, Luna Lovegood, Dean Thomas, Seamus Finnigan, Harry Potter & Ron Weasley, Weasley Family (Harry Potter),
Tags
Developing Relationship Friends to Lovers Other Additional Tags to Be Added Self-Esteem Issues Implied/Referenced Child Abuse Possessive Behavior Emotional/Psychological Abuse Cuddling & Snuggling Underage Sex - Freeform Angst and Feels Anxiety Mild Sexual Content
Ron glanced up at Harry, looking as knackered as he did. Three little words. How hard can it be? Unfortunately, what tumbled out of his big, stupid mouth instead was, “I like you.” It was as if the words had slipped out without his permission,...
A Tale as Old as Time

A Tale as Old as Time

F/F
F/M
M/M
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black, Original Female Character(s), Original Male Character(s), Sirius Black/Remus Lupin, James Potter/Lily Evans Potter, Remus Lupin, Sirius Black, James Potter, Peter Pettigrew, Lily Evans Potter, Mary Macdonald (Harry Potter), Marlene McKinnon,
Tags
Angst Eventual Smut Idiots in Love Drug Use Underage Sex - Freeform War Marauders Era (Harry Potter) wolfstar jily POV Remus Lupin Underage Drinking slowburn
When Remus Lupin got his letter for Hogwarts, he was nothing short of confused. For as long as he could remember, his father had always told him not to get his hopes up. "They’ll never let a monster like you into their school," he had warned. Theref...
Bleeding hearts

Bleeding hearts

M/M
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling ATEEZ (Band)
Characters
Kim Hongjoong, Jung Wooyoung (ATEEZ), Choi San (ATEEZ), Jeong Yunho (ATEEZ), Choi Jongho (ATEEZ), Kang Yeosang, Kim Hongjoong/Park Seonghwa, Park Seonghwa, Song Mingi (ATEEZ)
Tags
Developing Relationship Loss of Virginity Getting Together Fluff and Angst Idiots in Love First Kiss Bigotry & Prejudice Slice of Life Internalized Homophobia Enemies to Lovers Underage Sex - Freeform Hogwarts
There was a well known rivalry between the Slytherins and Gryffindors but years after the war, there has been a tentative friendship booming between the two houses. It seems that the bitter enmity may be a thing of the past, only coming out on the qu...
Kidnapping the boy who lived

Kidnapping the boy who lived

M/M
Multi
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black, Harry Potter, Remus Lupin, Sirius Black, Ron Weasley, Hermione Granger, Ginny Weasley, Albus Dumbledore, Dudley Dursley, Vernon Dursley, Weasley Family (Harry Potter), Regulus Black/Sirius Black,
Tags
Mutual Masturbation Blow Jobs First Time Blow Jobs Rough Sex Anal Sex Oral Sex Other Additional Tags to Be Added Masturbation Sex Toys Dom/sub Kidnapping Underage Sex - Freeform
The Weasleys were at Privet Drive number 4. They were there to pick Harry up to take him with them. However, a panicked Petunia announced them that the boy had been missing for two days, that he had vanished from thin air.If they only knew that Harry...
In Vino Veritas

In Vino Veritas

F/F
F/M
M/M
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black/James Potter, Regulus Black, Sirius Black/Remus Lupin, Remus Lupin, Sirius Black, James Potter, Peter Pettigrew, Marlene McKinnon, Minerva McGonagall, Severus Snape, Dorcas Meadowes, Marlene McKinnon/Dorcas Meadowes,
Tags
Angst Not Canon Compliant Emotional Hurt/Comfort Fluff and Angst Tags May Change Underage Sex - Freeform One Night Stands Hogwarts Underage Drinking Underage Smoking Jegulus Gay Regulus Black
During a wild, school-wide party at Hogwarts, Regulus Black finds himself unexpectedly drawn into a night of reckless decisions and heavy drinking. As the alcohol flows, tensions and buried feelings surface, leading him to an impulsive hookup with so...
Draco, What Have You Done?

Draco, What Have You Done?

M/M
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Harry Potter, Sirius Black, Draco Malfoy, Tom Riddle | Voldemort, Albus Dumbledore, Harry Potter/Tom Riddle | Voldemort, Sirius Black & Harry Potter, Sirius Black/Harry Potter, Nagini (Harry Potter), Sirius Black/Harry Potter/Tom Riddle | Voldemort
Tags
Dubious Consent Underage Sex - Freeform Forced Bonding Magical Bond Threesome - M/M/M Sirius Black Lives Manipulative Albus Dumbledore
A malicious prank by Draco throws plenty into chaos. In what he sets off he binds Harry to not only his godfather, but the Dark Lord himself. There are now problems, big ones, as Dumbledore's plans are in the trash and Harry and Sirius have to deal...
Hogwarts Secrets: The Philosoper's Stone

Hogwarts Secrets: The Philosoper's Stone

F/F
F/M
Multi
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Harry Potter, Fleur Delacour, Severus Snape, Ron Weasley, Hermione Granger, Nymphadora Tonks, Hermione Granger/Ron Weasley, Pansy Parkinson, Rubeus Hagrid, Hermione Granger/Harry Potter, Lavender Brown, Harry Potter/Nymphadora Tonks,
Tags
Oral Sex Consensual Underage Sex Vaginal Sex Underage Sex - Freeform Age Difference Semi-Public Sex Underage Drinking Underage Masturbation Size Difference Bathroom Sex Forest Sex Improvised Sex Toys
Sex parody retelling of the events of The Philosopher's Stone. When you think about it, if you trap tons of horny teenagers in a sex dungeon-like castle, with adrenaline skyrocketing for the possibility of dying in literally every way possible, anywh...
kiss me softly, do not bite

kiss me softly, do not bite

Multi
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling Hogwarts Legacy (Video Game)
Characters
Original Characters, Regulus Black, Original Female Character(s), Sirius Black/Remus Lupin, James Potter/Lily Evans Potter, Remus Lupin, Sirius Black, James Potter, Lily Evans Potter, Mary Macdonald (Harry Potter), Marlene McKinnon, Minerva McGonagall,
Tags
Fluff Slow Burn Misogyny Eventual Smut Hurt/Comfort Character Study Unreliable Narrator Politics Underage Sex - Freeform Mental Health Issues Denial of Feelings Underage Drug Use
Moving halfway across the globe just to attend the school her grandparents went to sounded crazy but Genesis didn't care.After thinking you're a squib for years you'd also be excited and after hearing all the stories of great adventures from the peop...
Alexander Snape

Alexander Snape

G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Harry Potter, Remus Lupin, Sirius Black, Severus Snape, Draco Malfoy, Ron Weasley, Hermione Granger, Albus Dumbledore, Blaise Zabini, Theodore Nott, Harry Potter & Severus Snape, Sirius Black & Remus Lupin,
Tags
Drug Use Underage Sex - Freeform Underage Drug Use Underage Drinking Drug Addiction Good Draco Malfoy Tattoos Hermione Granger is Always Right Harry Potter is a Little Shit Cool Ron Weasley is a Good Friend Slytherin Alexander Snape
Alexander Snape. The son of Severus Snape and Lily Evans-Potter and of course Harry Potter's little brother. The biggest problem ever to come to Hogwarts.
Locker room luck (Theodore Nott x reader)

Locker room luck (Theodore Nott x reader)

F/M
Gen
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling Harry Potter and the Cursed Child - Thorne & Rowling Harry Potter: Hogwarts Mystery (Video Game)
Characters
Regulus Black, Harry Potter, Draco Malfoy, Tom Riddle, Blaise Zabini, Theodore Nott/Original Female Character(s), Theodore Nott, Theodore Nott/Reader, Mattheo Riddle (yasmineamaro), Lorenzo Berkshire (babynaomi), Mattheo Riddle (yasmineamaro)/Reader, Theodore Nott/Mattheo Riddle (yasmineamaro),
Tags
Dirty Talk Blow Jobs Rough Sex Large Cock Oral Sex Vaginal Fingering Dom/sub Vaginal Sex Underage Sex - Freeform Public Sex Semi-Public Sex Slytherin Harry Potter
He had gotten the snitch. Harry fucking Potter had gotten the snitch. Harry Potter had bumped your boyfriend off his broomstick, in which he had time to fly quickly across the field to gain the upper hand and get ahold of the snitch; causing the Slyt...
Rowena's Potter

Rowena's Potter

F/F
F/M
M/M
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Original Female Character(s), Original Male Character(s), Harry Potter, Sirius Black/Remus Lupin, James Potter/Lily Evans Potter, Remus Lupin, Sirius Black, James Potter, Lily Evans Potter, Minerva McGonagall, Severus Snape, Draco Malfoy,
Tags
Underage Sex - Freeform Mildly Dubious Consent
'Do you ever feel as though you're second best?' Rose wondered out loud to her godfather.Remus smiled softly, 'I rarely ever feel good enough to be considered in the ranks at all.'-------In a world where James Potter doesn't forget his wand on the so...
Our Arrangement

Our Arrangement

F/F
F/M
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Harry Potter, Minerva McGonagall, Severus Snape, Draco Malfoy, Hermione Granger, Hermione Granger/Draco Malfoy, Astoria Greengrass, Lucius Malfoy, Narcissa Black Malfoy, Blaise Zabini, Theodore Nott, Pansy Parkinson,
Tags
Dubious Consent Underage Sex - Freeform Underage Drinking Alternate Universe - No Voldemort Pureblood Politics (Harry Potter) Slytherin Hermione Granger Slytherin Politics
Hermione Granger got sorted into Slytherin. She survives by making an arrangement with the Prince of Slytherin, Draco Malfoy.