Best Teen-Rated Mystery Fanfics
The 25 most-loved teen-rated mystery fanfics on AO3, ranked by kudos. A fair-play mystery makes the reader a participant, and fandom's deep character knowledge makes the misdirection more fun — you know these people, and you're still wrong.
Top 25 Teen-Rated Mystery Fanfics
Ranked by AO3 kudos. Every fic on this list is tagged with mystery and rated Teen And Up.
Running on Air
by eleventy7
Draco Malfoy has been missing for three years. Harry is assigned the cold case and finds himself slowly falling in love with the memories he collects.
throw me a goddamn rope - just enough to hang myself with
by mutalune
Shouta’s plan had been ill-defined and desperate from the start, but he figures the important shit boiled down to, “Change as little as possible, make sure Midoriya doesn’t get himself killed, and stock up on lychee jelly pouches because that flavor got discontinued three years from now.” Keeping it
0% Love
by Drowninginworkbutstill
When Kim Rok Soo wakes up, he’s in the world of The Birth of a Heroine, an otome game. He becomes Cale Henituse, a trashy character who dies in every single route.And what’s this? Why can he see the affection ratings of the characters?Available in Russian on fanficus and ficbook (translations by edd
Bendy and Boris in The Inky Mystery
by Mercowe
Bendy and Boris are humble mechanics until the day came that their lives kinda blew up. Now the pair find themselves in the middle of danger and secrets. If they can't put the pieces together in time everyone will pay the price. With the help of new found friends and the question of who they can and
If You Give a Bat a Burger
by Cielle_Noire
Strange things are going on in Gotham: A series of crimes linked only by a sentence uttered. A drug that no one seems to be selling, but lots of people are taking. An old enemy reborn, or someone pretending to be him. Graffiti that can't be photographed by normal means. Bartenders disappearing witho
With or Without You
by KouriArashi
Derek thinks that the mating rituals are overly romanticized bullshit, but claiming a mate and defending them from challengers is something werewolves do, and his pack can't afford to appear weak after the fire. Especially not when Deucalion and his friends are in town for the rituals. Enter Stiles
A Line Drawn in the Sand
by AWeeBitRustyEh
This year, UA is experimenting with a new Young Villain and Criminal Reformation Program. Instead of twenty hero students, the first year hero class will be a combination of both hero and villain students....The hero students will have one year to find the villains in their midst in order to escape
Falling Apart
by Zain
Severus had always known that he would die in a painful, most horrifying way ever since back when he was almost beaten to death by his father, then mauled by a werewolf, then thrashed around by a maniac overlord. His miserable, luckless life only seemed to lead to that one day when he would be struc
Advanced Release
by DAsObiQuiet
Sephiroth found the package in his mail when he entered his office that morning.Which was strange, because he normally didn’t get mail. Well, not personal mail. Or, at least, he never got to see it. Shinra screening tended to be rather thorough after all.To his surprise, the package held a... video
Those Who Favor Fire
by marywhale
Lup goes missing. Taako goes looking for her. If people would stop befriending him it'd probably go a lot faster.
Love What is Mortal
by Roseatte
After having been falsely accused of alleged crimes, Hollyleaf is cast out of Starclan by an angry faction and driven into the Place of No Stars. As she struggles against the danger lurking in the shadows, she also confronts her own inner demons. Back in Starclan, Sorreltail desperately searches for
In the Darkest Corner of Your Mind
by MartinaKL
There is a new student at Hogwarts. It shouldn't be strange considering there are a lot of new first-years, however he is too old to be one of them and there is some mystery surrounding him. Who is the strange boy with his cane and leather gloves that he never put away? Characters from the Grishav
One more or one less, nobody's worried
by Peacock_Galaxy
Once everyone graduated from high school and narrowed their focus to their own lives, no one noticed when Matthew disappeared and it took a little too late to realise he was gone. From that moment on there wasn't a moment of rest because with each revelation they knew less and less and were left wit
Change Your Way
by WritingIsMyCoffee
In which P5R's secret semester also affected the lives of other persona users, and Goro Akechi (unwillingly) becomes responsible for fixing Takuto Maruki's mess. Featuring Junpei Iori (Ace Detective), and Naoto Shirogane (actual detective). [A rewrite of Untitled Goro Akechi Redemption Fic ]
The sound of Trees
by Whashaza
There was a legend of old. Telling a story of the four travellers that will come through the gate. We waited for eons for the bell to toll. Winters came and went with the regularity of seasons. Woman gave birth and men grew old, yet our King and his knights lived, waiting for the day that will deter
Iwatodai Moonlight
by Hawkfire
Amamiya Ren was six years old when he lost his family to metal and fire, a tragedy birthed under a sickly green moon. Nearly a decade later, an unexpected scholarship to Gekkoukan High brings him back to the city where he lost everything but his life. Things in the Port Island aren't what they seem,
Dearest Sherlock, Love Molly XXX
by therinian
Girls are turning up dead around London. After a disastrous Christmas Party, Molly goes missing. She's forced to take part in the crimes. Sherlock has riddles to solve, and while their friends believe Molly's innocent, Sherlock, for some reason, does not. Expect MANY chapters.WARNING: Violence in ma
Hústeron Próteron
by Genesister (papirini)
Mother and Father, If I’m not back from my run today, it’s because the special boon I received today worked! So I will be spending a few days up on the surface helping out Melinoe! Don’t worry, I’ll be back once it wears off. And please don’t tell her, I want it to be a nice surprise for her. -Z P.S
The day I died - RE IMAGINED
by Onyxiton
After dying while protecting his family, Ichigo Kurosaki is thrust into the hidden world of Soul Reapers, where he must navigate a life he never asked for while uncovering mysteries surrounding his own existence, Soul Society, and the people closest to him.
And Yet Something Feels Missing, No?
by saltshakergirl18
One quick glance and he could tell that smile was off. Not exactly fake or empty, but, just, off. Restless. Like an Electrike that has the energy to run around the world five times over but its paws are stuck to the ground, keeping it in place until it eventually explodes from the build up.
Agatha Booklust's stolen body
by AelDoh
Waking up in first year at Hogwarts in the same year as Harry? Excellent! Thinking that her actions could influence the events of the saga and result in Voldemort's victory? Horrible. But Agatha can't help but defy the rules, because she isn't Agatha. She seems to have stolen her body, and she wants
Heterochromia Iridis
by janinech
Just another ordinary day collecting body parts from the morgue... At least that’s what it should have been when Molly left work early for once in over a month. She’d expected he would have left her alone and gone back to his routine, but a call from a pleading father led her back to 221B. Sherlock
Historian's Crux
by Ispiralis
A splintered prophecy is delivered to both Midnight and Smudge, and it wraps its ugly tendrils around the hearts of the two individuals who know of it. Whilst Smudge is forced into a conspiracy that might bring him closer to clan life, Midnight is forced into a position that challenges everything sh
Bound by Resonance
by RandomChampion97
In a world where steel and magic shape destiny, Aincrad is not a game. It is home. As ancient prophecies stir and power shifts between nobles and soldiers, two young warriors find themselves caught between duty and desire in a kingdom on the edge of collapse.Aincrad breathes, bleeds, and remembers.
His Butler, On The Case
by Niamh_Kavanagh
It had been months ago that the Young Master had set Lau on the case of a seal, curiously shaped and wrought in black wax. The letter arrived in the evening, slipped through the letterbox by an unseen hand. Perhaps the spidery threads of a new mystery might alleviate the Young Master's sulky mood. (
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About This List
This list of 25teen-rated Mystery fanfics spans 5,486,640 total words. Kudos range from 7 on the newest entries to 71,189 on the most established. Most entries are ongoing works, so subscribe on AO3 for update notifications. The most common rating is Teen And Up Audiences (25 of 25 fics).
Recurring tags across this list: Mystery · Slow Burn · Adventure · Friendship · Romance.
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