Consensual Underage Sex FanFiction

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...
Against All Odds

Against All Odds

F/F
F/M
Other
G
Updated
15.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Original Characters, Regulus Black, Original Female Character(s), Reader, James Potter/Lily Evans Potter, Remus Lupin, Sirius Black, James Potter, Peter Pettigrew, Lily Evans Potter, Marlene McKinnon, Dorcas Meadowes,
Tags
Fluff Angst Slow Burn Other Additional Tags to Be Added Blood and Gore Eventual Smut Consensual Underage Sex Emotional Hurt/Comfort Angst and Hurt/Comfort Gender Dysphoria Self-Harm Chronic Pain
Maximiliana Lykoudis is an introverted teenage girl navigating the challenges of losing her mother, and joining Hogwarts. Little do her peers know, Max harbours a secret—she's a werewolf. Battling her inner nature, she struggles to conceal her transf...
The life of a grade 7 writer (who writes freaky fanfics of about classmates)

The life of a grade 7 writer (who writes freaky fanfics of about classmates)

F/F
F/M
M/M
G
Updated
11.04.2025
Characters
Marc Glensther/Khristoff Alexander, Khristoff Alexander/Paul Reiben, Jagnesh/Angelo Alexis, Kylie/Aaron John, Aaron John/James, Nick Khalen/Ivan Owen, Ivan Owen/Princess Jeyan, Irish/Khristoff Alexander, Jagnesh/Khristoff Alexander, Lian/Jayson, Samara, Charmaine,
Tags
Smut Fluff Awkward Flirting Praise Kink Consensual Underage Sex Possessive Behavior Alpha/Beta/Omega Dynamics Creampie Maybe - Freeform Underage Drinking Bad Writing Everyone Is Gay
In one summer break, the writer side of a Filipino moving up grade 7 student unfreezes and suddenly motivates her to bring justice for the unsolved hearts of her classmates' lowkey relationships and intertwine love that cannot be forced. But, with he...
Petite Boy

Petite Boy

M/M
NC-21
Updated
10.04.2025
Fandom
Marvel Cinematic Universe Marvel The Avengers (Marvel Movies)
Characters
Tony Stark, Steve Rogers, Peter Parker & Tony Stark, Peter Parker/Tony Stark, Peter Parker, James "Rhodey" Rhodes, Happy Hogan
Tags
Smut Blow Jobs Anal Sex Starker Consensual Underage Sex Tony Stark Loves Peter Parker Peter Parker Loves Tony Stark Fluff and Smut Ironspider - Freeform
Short Stories about Peter Parker and Tony StarkIt’s a fic that every chapter is independent from each other.(There is smut tag but not every chapter is about)
My Babysitter Stella

My Babysitter Stella

F/F
G
Updated
11.04.2025
Fandom
Original Work
Tags
Fluff Depression Consensual Underage Sex Self-Harm Implied/Referenced Self-Harm Slice of Life True Love Yuri wlw highschool babysitter smart girl x loser girl
Highschooler Lindy's parents hire her distant childhood best friend Stella to babysit her after school because of Lindy's history of self harm. Stella falls in love with Lindy and is motivated to help her out of her depression and self harming behavi...
High School Mum pt 3 - What Happens in the Locker Room, Stays in the Locker Room

High School Mum pt 3 - What Happens in the Locker Room, Stays in the Locker Room

F/F
G
Updated
11.04.2025
Fandom
Original Work
Characters
Bethan/Irene, Bethan O'Connor, Irene Williams
Tags
Consensual Underage Sex Horny Teenagers Sex High School Consensual Sex Locker Room First Time With A Girl
Bethan hurries back to the girls locker room after her encounter with Steve while out running. The only other girl in the showers has other things on her mind than getting clean.
Hate me, want me

Hate me, want me

F/M
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Harry Potter, Severus Snape, Draco Malfoy, Ron Weasley, Hermione Granger, Hermione Granger/Draco Malfoy, Lucius Malfoy, Ginny Weasley, Neville Longbottom, Narcissa Black Malfoy, Blaise Zabini, Luna Lovegood,
Tags
Porn with Feelings Praise Kink Porn With Plot Rough Sex Oral Sex Not Canon Compliant Shameless Smut Masturbation Consensual Underage Sex Fluff and Smut Possessive Behavior Obsessive Behavior
Draco Malfoy is obsessed with Hermione Granger. He taunts her on purpose to get her attention. One day she has enough and slaps him across the face. Draco is determined to get her to touch him again.ORDraco gets really turned on when Hermione treats...
PORCELAIN

PORCELAIN

F/F
M/M
G
Updated
11.04.2025
Fandom
Red White & Royal Blue (2023) 방탄소년단 | Bangtan Boys | BTS Squid Game (TV 2021)
Characters
Gigi Hadid, Kim Seokjin | Jin, Min Yoongi | Suga, Kim Namjoon | RM, Jung Hoseok | J-Hope, Park Jimin (BTS), Jeon Jungkook, Kim Namjoon | RM/Kim Seokjin | Jin, Kim Taehyung | V, Harry Styles, Zayn Malik/Harry Styles, Kim Taehyung | V/Jeon Jungkook,
Tags
Forced Pregnancy Rough Sex Consensual Underage Sex Suicide Attempt Alpha/Beta/Omega Dynamics Sex Addiction Public Sex Possessive Sex Implied/Referenced Cheating Harems Knotting Breeding
"You are such a fucking brat, i told you so many times not to roam around namjoon, but you fucking never listens" he hisses through his gritted teeth, not caring about Harry's crys, busy biting on his neck leaving his marks all over his body "I~ was~...
Ruin of the memory

Ruin of the memory

M/M
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Harry Potter, Sirius Black, Teddy Lupin, Sirius Black/Harry Potter
Tags
Angst Consensual Underage Sex Sad The Author Regrets Everything Sad Ending Heartbreak I'm Bad At Tagging Adult Harry Potter
Harry Potter grows up and realizes Sirius was a bit odd.
My Love, My Flower

My Love, My Flower

F/F
F/M
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black, Sirius Black, Lucius Malfoy, Narcissa Black Malfoy, Alice Longbottom/Frank Longbottom, Andromeda Black Tonks, Bellatrix Black Lestrange, Lucius Malfoy/Narcissa Black Malfoy, Walburga Black, Orion Black, Alice Longbottom/Narcissa Black Malfoy, Cygnus Black III | Walburga Black's Brother,
Tags
Fluff Angst Consensual Underage Sex Young Love Arranged Marriage Black Family-centric (Harry Potter) Enthusiastic Consent
The Devil On My Shoulder

The Devil On My Shoulder

M/M
Multi
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Harry Potter, Sirius Black/Remus Lupin, Remus Lupin, Sirius Black, Tom Riddle | Voldemort, Harry Potter & Severus Snape, Harry Potter/Tom Riddle | Voldemort, Horcrux (Harry Potter)
Tags
Emotional Manipulation Murder Consensual Underage Sex Dead Dove: Do Not Eat Blood and Violence Crack Treated Seriously Dark Harry Potter Albus Dumbledore Bashing Dark Magic Ron Weasley Bashing Pureblood Culture (Harry Potter) Pureblood Politics (Harry Potter)
The dementor attack prior to Harry's fifth year shakes something in his soul, awakening the horcrux hidden deep within him. He begins to have dreams of a young Tom Riddle. He is also pretty sure he is hallucinating a voice that claims to be Voldemort...
Ashes of the Soul

Ashes of the Soul

F/F
F/M
M/M
G
Updated
11.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Harry Potter, Remus Lupin, Sirius Black, Minerva McGonagall, Severus Snape, Draco Malfoy/Harry Potter, Draco Malfoy, Hermione Granger, Neville Longbottom, Original Muggle Character(s), Albus Dumbledore, Voldemort (Harry Potter),
Tags
Alternate Universe - Canon Divergence Rough Sex Anal Sex Other Additional Tags to Be Added Angst with a Happy Ending Torture Consensual Underage Sex Emotional Hurt/Comfort Angst and Hurt/Comfort Explicit Sexual Content Dom/sub Power Dynamics
Harry Potter was always a survivor. He had been since the first moment he opened his eyes to the world, marked by a scar that he did not choose and trapped in a house that saw him as a monster. He grew up between insults, rejection and violence, lear...
The Watcher and the Wolf

The Watcher and the Wolf

F/M
Other
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
James Potter/Lily Evans Potter, Remus Lupin, Sirius Black, James Potter, Peter Pettigrew, Lily Evans Potter, Remus Lupin/Original Female Character(s), Alice Longbottom/Frank Longbottom, Frank Longbottom, Alice Longbottom, Barty Crouch Jr., Sirius Black/Original Character(s),
Tags
Consensual Underage Sex Rape/Non-con Elements Angst and Romance Marauders Era (Harry Potter) Childhood Sweethearts Seer Ravenclaw Original Character(s) Hufflepuff Original Character(s)
Friends. Lovers. Strangers. ( Remus Lupin X Fem!OC ) *part one releases spring 2025*
A House Already Divided Has Plenty Of Room To Fall

A House Already Divided Has Plenty Of Room To Fall

Multi
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black/James Potter, Regulus Black, 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, Severus Snape,
Tags
Domestic Violence Canon-Typical Violence Consensual Underage Sex Period-Typical Homophobia Homophobic Language Child Abuse Sibling Incest Arranged Marriage Marauders Era (Harry Potter) Hogwarts Underage Drinking Pureblood Culture (Harry Potter)
Narcissa Black is a good student, but she has one weakness;Radolphus Potter.She knows her family has already lost it at Sirius running away, and Andromeda marrying Ted, so why make it worse?Narcissa tried to fight the feelings, trying to let it be a...
Vanish

Vanish

F/F
F/M
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Harry Potter, Severus Snape, Draco Malfoy, Ron Weasley, Hermione Granger, Hermione Granger/Draco Malfoy, Astoria Greengrass, Ginny Weasley, Albus Dumbledore, Blaise Zabini, Pansy Parkinson, Hermione Granger/Pansy Parkinson,
Tags
Smut Blow Jobs Praise Kink Porn With Plot Oral Sex Shameless Smut Consensual Underage Sex Dom/sub Secret Relationship Book 6: Harry Potter and the Half-Blood Prince good girl Hogwarts Sixth Year
Hermione tries to control the boys with her knickers and almost succeeds.
The Order of Secrets

The Order of Secrets

F/M
Multi
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Harry Potter, Sirius Black/Remus Lupin, Remus Lupin, Sirius Black, Severus Snape, Draco Malfoy, Ron Weasley, Hermione Granger, Lucius Malfoy, Ginny Weasley, Kingsley Shacklebolt, Alastor "Mad-Eye" Moody,
Tags
Slow Burn Mutual Pining Magic Eventual Smut Eventual Romance Hurt/Comfort Consensual Underage Sex Bullying Pining Banter Slow Romance Child Abuse
Hermione has been keeping secrets, namely about her home life. Following an attack on their home by death eaters her parents abandon her, and she finds herself adopted into an unlikely family. She finds herself growing closer to Fred and George, as s...
Seeing Where Magic Takes Us

Seeing Where Magic Takes Us

F/F
F/M
Gen
M/M
Multi
Other
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Harry Potter, Sirius Black/Remus Lupin, James Potter/Lily Evans Potter, Remus Lupin, Minerva McGonagall, Severus Snape, Draco Malfoy/Harry Potter, Draco Malfoy, Narcissa Black Malfoy, Theodore Nott, Pansy Parkinson, Draco Malfoy & Harry Potter,
Tags
Friends to Lovers Other Additional Tags to Be Added Consensual Underage Sex Severitus | Severus Snape is Harry Potter's Parent Albus Dumbledore Bashing Other Ships Not Mentioned in Tags Seer Harry Potter Magically Powerful Harry Potter Manipulative Albus Dumbledore Metamorphmagus Harry Potter Bad Albus Dumbledore Goblins & Goblin Culture (Harry Potter)
When Petunia tries to protect her nephew from her abusive husband and takes him to the only place she knows she can.Or Harry is a magically powerful blind seer, and Petunia tries to protect him in the only way she knows how; drop him off in the wizar...
Words of the heart.

Words of the heart.

F/F
F/M
M/M
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black, Remus Lupin, Sirius Black, James Potter, Peter Pettigrew, Mary Macdonald (Harry Potter), Marlene McKinnon, Marlene McKinnon/Dorcas Meadowes, Evan Rosier, Lily Evans, Euphemia Potter, Fleamont Potter,
Tags
Slow Burn Consensual Underage Sex Sexting Unhealthy Coping Mechanisms Pining I’m sorry Gay Sirius Black Alternate Universe - Muggle Regulus Black & Sirius Black Have a Good Relationship Pansexual James Potter Welsh Remus Lupin Desi James Potter
Sirius, Regulus, Marlene, and Dorcas are in a band. They play at a bar their friend owns. The friend who owns the bar, Barty, who's boyfriend is Regulus, has friends, named James and Remus, who visit that bar, and James is instantly attracted to the...
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...
Headmaster's Assistant

Headmaster's Assistant

M/M
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Original Male Character(s), Severus Snape, Magical Portraits (Harry Potter), Portrait Albus Dumbledore, Severus Snape/Original Male Character(s), Portrait Phineas Nigellus Black, zephyrs zoldyck
Tags
Flirting Porn With Plot Consensual Underage Sex Stress Relief Severus Snape Lives Teacher-Student Relationship Roleplay Severus Snape-centric Prodigies Headmaster Severus Snape Moving Portraits (Harry Potter) Paperwork
Me giving head master snape everything he needs..... a headache.