Best Mature Forbidden Love Fanfics
The 16 most-loved mature forbidden love fanfics on AO3, ranked by kudos. The intensity of love that defies everything, the angst of wanting what you can't have, and the triumph of love over obstacles.
Top 16 Mature Forbidden Love Fanfics
Ranked by AO3 kudos. Every fic on this list is tagged with forbidden love and rated Mature.
Force of Gravity
by oceanfruit
Will loved ordinary things, an uneventful existence was something he craved. Sadly, when Mike Wheeler walks into his life, Will’s easy going path snaps right in half. A passion he could never imagine overtaking his whole being. It was too bad their friend groups hated each other and his sister had a
The Syntax of Things
by Arrisha
A short-lived series of private lessons took place after Christmas in Harry Potter's fifth school year, during which Severus Snape attempted to teach Harry the skill of Occlumency. The lessons were ultimately cancelled when Harry was caught prying into Snape's memories, discovering the strangest thi
Broken Silence
by WitchImage
After being expelled from an American school, you are relocated to Hogwarts for your seventh year. Two nights before commencement, you meet a tall, dark stranger in a local pub. Passions flair, and the two of you find yourselves entangled in a heated one night stand.Only afterwards, when you reach y
Show Me Mercy
by drannie
"If I told you what I was, would you turn your back on me? And if I seem dangerous, would you be scared?" In a world that has become a cruel, merciless place where citizens live in constant terror of menacing beings called 'mutants; who possess unexplainable powers, Jungkook is a mutant who is too c
Between the Sheets
by Tanagariel
Clarke Griffin is a high school student whose life takes a 360º turn the day she meets the substitute teacher of her English class, Miss Lexa Woods.Clarke falls in love with this smart and passionate woman who seems to care for her as well, and yet the young girl knows that she's forbidden. Clarke u
The Secret
by PhoenixStar73
Seventeen years old Shadowhunter Maryse Trueblood ends up in the Seelie Realm after a botched mission -- wounded and in need of help. A handsome Seelie saves her and they fall in love.Maryse eventually returns to her own world, sick and acting unlike herself. Robert Lightwood inadvertently becomes
The thread between us
by 1412Black
They were supposed to die that night.Jon with his kissed by fire love in his arm. Arya with her eyes on the Night King.And then—nothing.Until Jon wakes in his childhood bed, heart racing.They remember everything.But the world doesn’t.The game has already started again—And this time, the wolves know
Such Sweet Treason
by MasterTheGreat
He failed. The war was supposed to end on the Day of the Black Sun… but he failed. He failed his friends, his team, everyone, and the whole world. Sleep never comes, his thoughts keep him awake as the weight of his failure bears down on him, suffocating even within the Western Air Temple’s refuge. A
The Crack In His Honor
by PauLEEna00
When King Daeron the Good sends Prince Baelor Targaryen to Highgarden for the tournament that is to decide who gets Maria Tyrell’s hand, no one expects the visit to change the fate of three lives. Baelor finds in Maria a girl who sees beyond the prince, the heir, and the burden of duty. Maria finds
I Don't Want To Play With You Anymore
by irklord
With no chains holding him back, Alastor's long deserved fun can finally begin, but there is only one problem. He is still not powerful enough to take on an archangel. He can still lose. He has seen the failure of modern technology, the vulnerability of angels, the stupidity of the Morningstars, and
Waiting in the Wings
by f1zz13fr0gg13
Once upon a time, there was a beautiful princess. He was kept locked away- imprisoned? No, protected- by his one true love, who wanted to keep him all to himself. Living like this was what kept him safe, kept him desirable, and was ultimately what was best for him. Or so he was told. He was starting
Rule 12
by Jayfeatherlover69
Tony kisses Gibbs. Gibbs kisses him back. Everything is perfect. Then Kate opens the door. Everything is not perfect. It becomes perfect again.
The Black Pearl
by Digitalghostgal
Aang has never wanted to know anything about his parents, he had Gyatso, the other monks, and now a family from all over the world. But after reuniting Toph with her mother, the others became curious about who Aang’s parents could be, and a few of his own memories surface.The others convince Aang to
Half-Siblings of Pallet Town
by LelouchXHaremFan3000
Thanks to a small change, Ash’s father had also impregnated Johanna and Grace, who Mr. Ketchum ended up marrying alongside Delia. As a result, Ash gained two half-sisters, who ended up joining him on his Pokémon journey. During his journey, Ash wins the hearts of various girls, who are determined to
The Tale of Three Kingdoms
by atl_as11
The Yagami kingdom and Wammy kingdom have been rivals for the longest time, heated by a conflict decades ago. Despite this rivalry, King Yagami is determined to get land from the Wammy. Unfortunately, he has to negotiate with the current king, Lawliet, who happens to quite stubborn.
A Thousand Years
by vanessa_rein
𝔪𝔦𝔨𝔞𝔢𝔩𝔰𝔬𝔫/𝔰𝔞𝔩𝔳𝔞𝔱𝔬𝔯𝔢 After nearly two centuries of lies, betrayal, and survival, Adelaide Salvatore thought she'd finally built a life worth living. But when the past returns, in the form of the brothers she spent a century longing to find and the man she thought she'd lost forever.
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About This List
This list of 16mature Forbidden Love fanfics spans 2,542,210 total words. Kudos range from 4 on the newest entries to 26,837 on the most established. Most entries are ongoing works, so subscribe on AO3 for update notifications. The most common rating is Mature (16 of 16 fics).
Recurring tags across this list: Forbidden Love · Slow Burn · Romance · Drama & Romance · Slow Build.
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