Demon King Muichiro
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- Parts 33
Ongoing3h 24m
Last published Fri, Dec 26, 2025
What if the Gods decides to kill Muzan, and he in his last moments of life transforms Muichiro in a demon?
A really powerfull one, becoming the next demon king
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This is my first formal fanfiction, so I hope you enjoy
Don't be shy to leave your comments, I love reading them, and I'm ok with them as long as they aren't offensive
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#14
demonmuichiro
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✎ Little did you know that crossing paths with the founder of the Eternal Paradise Faith cult would change your life forever. Ever since he turned you into a demon, you lived at his temple, helping him with the cult's errands. ✎ ᴀᴜᴛʜᴏʀ's ɴᴏᴛᴇ: Your name is Yuki for the most part of the fanfiction. The story is written from second person point of view. There are no romantic interests for (Y/n) in this fanfic (sorry to disappoint 👁👄👁) ✎ ᴡᴀʀɴɪɴɢ ⚠️ This story might contain mentions of death and suicide in addition to occasional gore and mental abuse, so if you're sensitive to any of these topics, you've been warned. Obviously, there are manga spoilers in this fanfiction. ✎ Pronouns used for (Y/n) in this story are she/her, so feel free to change the pronouns upon your preference. I also went with a specific appearance for demon (Y/n), but feel free to change it according to your wish. ✎ All the characters belong to the Demon Slayer manga by Koyoharu Gotouge ✎ This fanfiction is just for fun, so please don't mind grammatical errors and spelling mistakes if there's any.Complete
Time Travel | Muichiro x Y/n
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❝I like it when you smile, it's cute.❞ You believed the mere thought of stepping into the Demon Slayer Corps would kill you. Turns out it was Muichiro Tokito, the Mist Hashira, who would-whether it was love or something different entirely... After [Y/N]'s sister gets slain by a demon, she boldly chooses to join the Demon Slayer Corps, where she ends up as the Mist Hashira's tsuguko. Though his brutal training and cold silence sometimes make her want to quit, she tries learning more about him. But even when he shuts her out, she tries to reach him, over and over again. Will she finally earn his friendship after several (failed) attempts? Time Will Tell. AKSDKAHGDHKG- DISCLAIMER: About the first 10 chapters are kind of bad but trust guys the writing gets better- - Muichiro x Female Reader - Shout-out to @cloudyempress for inspiring me to write this! - All pictures used are from Pinterest. Credits to the rightful owners/illustrators! - Updates may vary from a couple of days to a week! Motivation comes randomly. 2# mist--------
The Fateweaver {Kimetsu no Yaiba}
Both the marked one and the fateweaver have been dropped into their roles. But the moment they realize is yet to come. ── ⋆˙✦ Both play a part in altering this timeline. Both warriors, both with black blades, both unsure of their futures. Fate twists and turns in unexpected directions. What would happen, some may wonder, if a boy who was supposed to be dead wasn't? His fox mask is cracked beyond repair. Human physique altered by demon blood. But he would never let harm befall his darling fateweaver. ── ⋆˙✦ {Sabito and Various x Fem Reader, with a focus on Sabito!!} . ݁₊ ⊹ . ݁ ⟡ ݁ . ⊹ ₊ ݁. 𝐓𝐡𝐢𝐬 𝐟𝐚𝐧𝐟𝐢𝐜𝐭𝐢𝐨𝐧 𝐜𝐨𝐧𝐭𝐚𝐢𝐧𝐬 𝐯𝐢𝐯𝐢𝐝 𝐢𝐧𝐣𝐮𝐫𝐲 𝐝𝐞𝐭𝐚𝐢𝐥/𝐠𝐫𝐚𝐩𝐡𝐢𝐜 𝐯𝐢𝐨𝐥𝐞𝐧𝐜𝐞 𝐝𝐞𝐬𝐜𝐫𝐢𝐩𝐭𝐢𝐨𝐧𝐬. We're slaying demons, after all. Please read on at your own risk! •Kimetsu no Yaiba/Demon Slayer is owned by Koyoharu Gotouge.• •Female reader insert, but anyone can enjoy.• •Anything in this fic that isn't originally affiliated with the series is of my own creation and inspiration.• |written by opalicojewels on Wattpad|
Take flight. { KNY }
This is so fucking old anybody who decides to read this remember this was made in 2023..😭 (revamped version of this is in the works!!) . . "The moons beautiful tonight, isn't it?" . . . . (Under some editing, changes coming up: Rewrite the first few chapters, remove a character, and editing stuff so it blends together well) . In which, Y/n L/n at the age of 8 gets a message from the gods- Telling her that she will be the one to defeat Muzan. To accomplish this task she was blessed with the wings of a blue jay and enhanced strength and senses. After years of sitting around her village with no intent of trying to do her job she accidentally gets herself wrapped into the demon slayer core, now with nothing else to do she has to actually do her job and help defeat Muzan Kibutsuji. Will she be able to climb the ranks as a demon slayer? And will she really be the one to kill the demon king himself? . . . . . I do NOT own demon slayer I do NOT own any of these characters besides my oc's and y/n. Female Y/n I DO own the plot . . Started: 6/29/23 Ended: 10/12/25Complete
Whisper of Sun || Demon Slayer
This is the sequel book of my Demon Slayer book! If you're a new reader, I suggest you read my first book [The Untold Past Of Kibutsuji Muzan] before reading this book so you can understand the flow of my story!!😄 500 years already passed ever since their first meeting, and this noted the beginning of a new period. However, during those years they're living, the appearance of demons keeps coming even though Yuki, the reincarnator who had changed the past, and the fate of demon progenitor, Kibutsuji Muzan. Will they both solve the mystery and find the identity of the new demon progenitor that suddenly appears and threatens the humans' lives? Come and join them on their new journey to discover the mysteries of demons and meet new people that will encounter in their paths. ⚠️ a lot of swearing/cursing ⚠️ VIOLENCE AND BLOOD ⚠️ MIGHT HAVE manga SPOILER!!! - I don't own the characters Kimetsu no Yaiba (Demon Slayer) and it belongs to Koyoharu Gotouge. - Pictures also do not belong to me and I get them from Pinterest. - English is not my first language so it's might be some grammar errors or wrong spelling.Complete
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The Uncarved Pillars
Come look into the lives of the Hashira in a world where Demons rule. What will come of their lives if they never were slayers? Based in the same AU as 'Who's In Control', an AU in which the slayers lost long ago and Muzan has conquered the world.Complete
𝘑𝘶𝘴𝘵 𝘢 𝘛𝘰𝘶𝘤𝘩 || 𝘒𝘕𝘠 𝘹 𝘍𝘦𝘮!𝘙𝘦𝘢𝘥𝘦𝘳 (DISCONTINUED)
(Y/N) and her friends all share the goal to avenge their loved ones and kill the demon progenitor, Muzan Kibutsuji. However, (Y/N) unmasks more mysteries of her past and her future... 𝘞𝘪𝘭𝘭 𝘴𝘩𝘦 𝘣𝘦 𝘢𝘣𝘭𝘦 𝘵𝘰 𝘳𝘦𝘴𝘰𝘭𝘷𝘦 𝘪𝘵 𝘢𝘭𝘭? (DISCLAIMER: This fic is discontinued ! I wrote this half a decade ago! big massive warning for the cringe factor of 14yo me being stuck in quarantine)Complete
✎ Little did you know that crossing paths with the founder of the Eternal Paradise Faith cult would change your life forever. Ever since he turned you into a demon, you lived at his temple, helping him with the cult's errands. ✎ ᴀᴜᴛʜᴏʀ's ɴᴏᴛᴇ: Your name is Yuki for the most part of the fanfiction. The story is written from second person point of view. There are no romantic interests for (Y/n) in this fanfic (sorry to disappoint 👁👄👁) ✎ ᴡᴀʀɴɪɴɢ ⚠️ This story might contain mentions of death and suicide in addition to occasional gore and mental abuse, so if you're sensitive to any of these topics, you've been warned. Obviously, there are manga spoilers in this fanfiction. ✎ Pronouns used for (Y/n) in this story are she/her, so feel free to change the pronouns upon your preference. I also went with a specific appearance for demon (Y/n), but feel free to change it according to your wish. ✎ All the characters belong to the Demon Slayer manga by Koyoharu Gotouge ✎ This fanfiction is just for fun, so please don't mind grammatical errors and spelling mistakes if there's any.
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