Best Mature Betrayal Fanfics
The 16 most-loved mature betrayal fanfics on AO3, ranked by kudos. Betrayal hurts in proportion to love, which makes it fiction's most efficient heartbreak; readers brace for the reveal scene the way they brace for a dropped glass.
Top 16 Mature Betrayal Fanfics
Ranked by AO3 kudos. Every fic on this list is tagged with betrayal and rated Mature.
this heart, fossilized and silent (once was tender and once was violent)
by Chrmdpoet
Clarke is only three days into being a runaway when she realizes that she did not fully think this through. When she walked away from Camp Jaha, she took only herself, a handgun with limited ammunition, and the gnawing guilt inside her. Three days without food, water, fresh clothing, or bedding of a
Watercast
by Fishwrites
Shiro has been a Galra prisoner for over a year; with his flight feathers clipped and unable to fly. Desperate to escape, he jumps overboard while being transported to the capitol on a Galran ship. Lance is a merman who saves him from drowning. Keith thinks Shiro is about to become mermaid dinner. H
Sharpen Your Teeth
by STARSdidathing
A betrayed Tony Stark leaves the Avengers. He's angry and bitter but he's not about to stop being a hero. The problem is that not everyone is happy with his decision.
it wasn't right (the way it went down)
by theoneiam2277
And so Shane steps into the Voyageurs' locker room, Luca on his heels, leaving the door open just a crack so Ilya and the others can hear what's going on. The room goes quiet immediately, all faces turning to Shane in shock. Hayden's the first to react, scrambling up from his stall, eyes wide. "Shan
The Limitations of Wax
by RayShippouUchiha
So Jarvis is the one who pulls her up onto her feet, presses a tool into one hand and a book into the other and tells her to create. Tells her that if the numbers and the shapes and images in her mind hurt so bad then she should build them, should give them form so that they can finally leave her a
Don't Look Down
by NamelesslyNightlock
When forced to decide between the lives of Tony Stark and Iron Man, Steve Rogers chose wrong. Tony is left to deal with the consequences, but it’s not like he’s helpless, and he certainly isn’t alone.
Your Wild Eyes
by radish_spiritt
Shen Yuan wakes up in the body of Shen Qingqiu’s younger brother. As his affections for Shen Qingqiu and Luo Binghe grow, he pledges to save them from their gruesome fates.As it turns out, his efforts make it so, so much worse.-Luo Binghe falls.But he will claw his way back up to Shen Yuan, if it’s
Rain, In Their Dark Eyes
by Anonymous
Five years ago they parted. Tonight, they meet again.Elizabeth is Mrs. Montleigh. Darcy is married. The world has moved on—at least it ought to have.But one evening is enough to remind them how fragile the future can be when the past refuses to stay buried. (This work explores morally questionable t
What Remains of Us
by kaju_katli
Loki: right… back to what i was saying so you four + shidou managed to blow up around THREE FUCKING BUILDINGS Lorenzo: yikes hes mad Sae: impressive work detective Loki: and get NOTHING out of it besides CIVILLIAN DAMAGE and over 100K+ IN REPAIR CHARGES. Kaiser: see when you put it like that
Zombie
by TonySnarky
Vesper Sitara was raised to be a legacy. Daughter of two infamous Tyrrish assassins, she arrives at Basgiath War College with one goal: to make her parents proud and ensure their name is never forgotten. While others fight to survive the Riders Quadrant, Vesper intends to conquer it-blade, bone, and
Back to Black
by Boffin1710
There will be no resurrection for James Bond this time.Weeks after he died on Safin's island, Bond's body, now deemed safe from Herakles, is returned to London. Bond's escort is someone wholly unexpected, and one who ultimately forces Q to acknowledge things about himself and MI6 that he'd been wre
“The Court hereby finds the defendant guilty of the theft of one ‘Sawyer’ from her lawful and one true love”
by HeatherChandlersScrunchie (EinyIsAShipper)
If love worked like the system, Heather would have found a work-around way to marry a woman even before it was legal, acceptance in her small minded Middle America state and somehow a way to conjure a child out of thin air. As is, however, love proves to be way more difficult to find and maintain th
A Better Solution: Spring Semester
by FrozenFiasco
The Spring Semester has started, but the problems have long been going! Ventus has chosen Terra over Vanitas, but is he truly happy? Do feelings disappear overnight? It's a new semester, and there are a lot of things left unsaid! Conclusion to Better Solution.
The Space Between Leaves
by cherab110
Obito realizes too late that the world he helped shape is still rotting beneath its peace, but every path to fix it is blocked by politics, bloodlines, and broken promises. The fragile bond between Konoha and the Uchiha begins to crack under the weight of what was owed and what was denied. And in th
The Illusion of Truth
by WinterPaladin
Part II: Learning CurveFar away from the Capital Wasteland, Malcolm begins a new journey in the heart of the Enclave. With opportunities far beyond what Malcolm would have ever had back in Vault 101, he is hopeful he can find his purpose on the surface world he now calls home. As Malcolm advances hi
One Noble Act
by AbAbsurdo
Mycroft's certainty of a betrayal that cost him his best friend didn't stop him from putting himself in danger to save Greg's life. If he got there in time.Greg always wanted to do the right thing. The noble thing. And protect those he loved and treasured.
More Mature Betrayal Fics on AO3
Browse the full AO3 archive for mature betrayal fanfiction. Then read offline with Fanfict Reader.
More Betrayal Fics by Rating
About This List
This list of 16mature Betrayal fanfics spans 2,297,230 total words. Kudos range from 20 on the newest entries to 28,951 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: Betrayal · Angst and Feels · Friendship · Angst.
Read mature betrayal fanfiction on the go
Fanfict Reader is the best way to browse, search, and read AO3 fanfiction on your iPhone. Download for free and start reading your favorite stories today.