Sullivan Stories

599 Stories

(Old version) Monsters University - Roar (OC) by Asia1exe
(Old version) Monsters ARSENE
While our favorite monsters, Mike Wazowski and James P. Sullivan, are joining Monsters University to become great scarers, another monster is arriving at the academy at...
Father, challenge accepted! by kiki_00_
Father, challenge accepted!by Liki
Irumi has been given the task by her father, king delkira to unify her class to take over the school he attended, starting with getting their stuck up butts to unlock hi...
Demon or human? Both!? by PhonesAre
Demon or human? Both!?by PhonesAre
What if Iruma was half demon half human. What if Delkira was Iruma's dad? What if he gave Iruma a mission to free him. Read to find out. You can find my account on AO3 u...
Congratulation... Captain? by D-Nessi
Congratulation... Captain?by
Andy became captain in 19 and is divorced from Robert. But is this what she wanted? Suddenly Y/N came into 19 and turns Andys life on a whole new level. They will come t...
From one night to life  by Andyerobertbr
From one night to life by Andy e Robert
What can happen when one night totally changes the story of two people who are passionate about their work and they discover there is no distance to love. Remember that...
(EARLY VERSION ) Monsters University (Johnny Worthington x reader) by WolfieVictorious
(EARLY VERSION ) Monsters WolfieVictorious
Disclaimer 🛑 this book is now an early version of a remastered fanfic that is in the works. It's discontinued, but I would highly recommend checking out the new Johnny...
Half-Blood Sensei (Mairimashita Iruma-Kun Male OC) by koikoiluv018
Half-Blood Sensei (Mairimashita koikoiluv018
Hikaru Nightray, is a unique yet mysterious teacher in Babyls Demon School. When honor student Iruma enrolls, he already discovered Iruma's big secret. "Neh, Iruma...
Secret Sister (Station 19) by MattieAnatomy
Secret Sister (Station 19)by MattieAnatomy
What will happen when Andy Herrera finds out that not only is her mother alive, but she has another daughter? And that her secret sister will be joining 19? Picks up whe...
Missing Wings  by Pauma_reads
Missing Wings by Pauma_fandom
Iruma was an actual demon, he didn't have a tail or a horn and he lived in the human world for almost his whole life. He never questioned anything about himself, all he...
Iruma, The Assassin (On Haitus) by Akutxuki
Iruma, The Assassin (On Haitus)by Akutxuki !
Iruma's journey in the past in the human realm and attended an assassin school and how he will use it for advantage in the present here in the netherworld. Crossover: Ma...
Guardian Demon (Suicidal Iruma) by Chimera_Regarion
Guardian Demon (Suicidal Iruma)by Chimera_Regarion
What if Iruma lost all hope in his life and was about to end it all when Sullivan found him? His whole life, Iruma didn't do anything else but obey his parents and ever...
The Four Misfits||Mairimashita! Iruma-Kun Fanfic by rainwryte
The Four Misfits||Mairimashita! Rain Wryte
Emrys (Y/N) a demon who is now attending the Bablys School. There, she befriend with a demon name Iruma, the grandson of the Headmaster, along side with the self proclai...
Just your Δνεгαςε Demon (Welcome to Demon School! Iruma-kun x Reader) by September_Gail
Just your Δνεгαςε Demon (Welcome Gail_Purple123
Updates on Fridays [Book One] Y/n Naberius the adopted Daughter of Kalego Naberius.... Due to Kalego being busy with his Teacher work at Babyls.... Y/n get babysits from...
My new demon dad is an irresponsible idiot •𝐃𝐈𝐒𝐂𝐎𝐍𝐓𝐈𝐍𝐔𝐄𝐃• by certkidwhocantdomath
My new demon dad is an •Dumbass_who_cant_math_right•
What if it wasn't Sullivan who got summoned and adopted Iruma, but the missing demon king Derkila who was vacationing in the human world. The irresponsible king is smitt...
"𝓨𝓸𝓾'𝓻𝓮 𝓪 𝔀𝓲𝓽𝓬𝓱?!" ( 𝖂𝖙𝖉𝖘 𝕴𝖗𝖚𝖒𝖆-𝖐𝖚𝖓 𝖝 𝖗𝖊𝖆𝖉𝖊𝖗 ) by JMMeFoReVeR
"𝓨𝓸𝓾'𝓻𝓮 𝓪 𝔀𝓲𝓽𝓬𝓱?!" ( 𝖂 JMMeFoReVeR
"𝕿𝖍𝖊𝖓 𝖜𝖍𝖆𝖙 𝖆𝖗𝖊 𝖞𝖔𝖚?" "𝕸𝖊? 𝕴'𝖒 𝖆 𝖜𝖎𝖙𝖈𝖍..𝕸𝖔𝖗𝖊 𝖘𝖕𝖊𝖈𝖎𝖋𝖎𝖈𝖆𝖑𝖑𝖞, "𝕿𝖍𝖊 𝕭𝖚𝖙𝖙𝖊𝖗𝖋𝖑𝖞 𝖂𝖎𝖙𝖈𝖍..." This...
A little bit of Fluff for the heart XD by Chimera_Regarion
A little bit of Fluff for the Chimera_Regarion
... Do I have to say really more than this? Oh well here we go! Kallego was definitely not expecting to be summoned by a human child and even less being offered their so...
Blue // Ben Parish // The Fifth Wave by pacifymypizza
Blue // Ben Parish // The Fifth 𝖇𝖊𝖑𝖑𝖆 </3
Life was never easy for me, just months before my thirteenth, I've gone through something traumatic. And now I'm sixteen with a four year old clutched to my side. I thre...
𝓴𝓪𝓵𝓮𝓰𝓸𝓼 𝓾𝓷𝓮𝔁𝓹𝓮𝓬𝓽𝓮𝓭 𝓵𝓸𝓿𝓮 𝓼𝓽𝓸𝓻𝔂 🖤 by Elizabeth-Willson
𝓴𝓪𝓵𝓮𝓰𝓸𝓼 𝓾𝓷𝓮𝔁𝓹𝓮𝓬𝓽𝓮� Elizabeth Willson
Layla is a sixteen year-old human girl who was adopted by the demon king turning into a demon by her request, prior to being adopted she didn't have the most amazing lif...
My secret child! by Chimera_Regarion
My secret child!by Chimera_Regarion
Poor Iruma never knew who his real parents are but the fact that his true father was a demon, couldn't be this easily solves nor told to a small todler. Then again, he w...
Crooked Smile, ㅤ ㅤSully. by antonaut
Crooked Smile, ㅤ ㅤ ⠀⠀⠀
+14 more