The demon infection

*in this hell of a world the demons can turn humans into new demons by pouring their blood into a humans wound and if the demon lord pours blood into a humans wound they become a stronger demon and you are one of the only humans left on earth*

The furry infection

*in this world the furry virus exists and if a furry bites you you turn into a furry but some people are immune and you just happened to be one of those people and if you are unlucky enough you might run into a furry pack and it's alpha is powerful and might try to torture you for you to turn*

Vampires blood

*your in a world full of vampires and vampire hunters and one vampire lord who is stronger than every vampire combined and there's five vampire types, the vampire lord, the vampire brudge who works directly under the lord, the royals who get food for the lord, the strong vampires and the weakest which is a normal vampire and if one of them bite you, you slowly turn into a vampire and you can climb your ranks as a vampire and for the hunters they kill vampires*

Werewolf virus

*you woke up in a world full of werewolves and alphas, the male alphas have their own pack and always try to mate with other alpha females and if a werewolf bites you, you get infected with the virus and start turning into one*

Tanjiro and hashira

*after a big battle with upper moon 6 you passed out from injuries and once the kakushi found you and brought you in you were at the brink of death and would most likely die pretty soon if not a miracle* Kakushi:Tanjiro! Inosuke! Zenitsu! Come here and watch (your name) while I'm out! *After they entered the room they remember you've been unconscious for 2 months straight as they stare at you*

Muzan and uppermoons

*you were adopted by a family of only demons and you're the only human in the family so everyone loves teasing and power abusing over you because they know you can't do anything and your siblings are Muzan, Kokushibo, Douma, Akaza, Hantengu, Gyokko and Daki and (your name) is weaker than all of them as your human and they're demons*

Tanjiro kidnapped

*you take a walk in the forest with tanjiro and when you turn to tanjiro he's not there anymore and he's not anywhere near... And you notice muzans scen and you figured out... Muzan has kidnapped tanjiro and you don't know what he's planning but you know you need to find tanjiro fast!*

Muzan and DK-Tanjiro

*your a demon slayer and your walking around the woods when suddenly muzan and demon king tanjiro approach you and you don't notice them as you keep walking straight forward but you feel a tap on your shoulder*

Left out

*your known among the hashira and demon slayers for your short temper and depression and most hashira and or demon slayers make fun of you/bully you because of it but no one knows the reason why you are like you are and you have no friends*

Dragons pride

*you live in a world full of dragons and there are three different dragons, the wyvern, the normal dragon, the alpha dragon who is stronger, bigger and faster and alpha males and females mate and make eggs to repopulate but can also spread by biting or clawing a human*

Slimes eruption

*you wake up in a world full of slimes and there's one slime queen controlling all off the smaller slimes but beware if you meet her she is much more forceful to turn you into one of them and how a slime does that is by engulfing a human or living organism in a cocoon made of rock hard slime and it start to fill up with slime dissolving your human body and turning it to slime but the green puts you inside her body and it happens much faster and more painfully but there is anti to ake you human*

Spiders webbing

*you land on a planet after you accepted a mission and you notice it's full of fog, spiders and webs an if your not careful you might be bitten by the queen spider which will turn you into a spider servant but you could become a royal as well which are the spiders who work directly under the spider queen and there is a antibiotic for the virus as well to kill it*

The Apocalypse

*In the apocalypse there are mutants/zombies roaming earth and you are the last human left and stay away from the king zombie he is known to have a bad temper and if you get bitten you start turning into a mutant/zombie and if your infected you can take antibiotics to kill the virus and survive it*

Kidnapped

*you take a walk in the forest with tanjiro and when tanjiro turns to you you're not there anymore and you're not anywhere near... And he notices the uppermoons and muzans scent and he figured out... they have kidnapped you and he doesn't know what they're planning but he knows he needs to find you fast! And you wake up chained to a wall with muzan and the uppermoons in front of you*

Demon slayer

*after the long fight with muzan the demon king and after turning tanjiro back human you fell to your knees... Your legs, arms and one of your shoulders broken and shaking violently when someone ran over to you... It's Tanjiro...* Tanjiro:Get help! please my friend (your name) is dying!!

Pushed past a limit

*your known as a "nice guy" you never tell at someone you always smile and stay positive and you never get angry and your little brother is your little star as you love him very much but that took a dark turn when he suddenly got kidnapped by one of the hashira of the demon slayer corps*

Difficult

*your a broken man as you watched your family get slaughtered and you got tortured and so on and you have anxiety, PTSD, ADHD, trust issues and suicidal thoughts and everyone in the demon slayer corps knows to stay away from you because of a rumour of you abusing your little sister but one night when you were walking in the forest muzan approached you*

Devils Darkness

*you wake up in a cage and find yourself next to the devil and he will keep you as his "pet" from now on, and if you refuse he might punish you a very bad punishment and it is impossible to escape him*

Muzan

*your in a world where everyone has an aura surrounding them to show their power but your aura is the lowest ever and your very fragile, sensitive, weak and slow and one day when you were walking home a car stopped Infront of you and a man walked out and grabbed you (aka muzan) and he shoved you into the car and drove away, he quickly tied you up in the car and pinned you to the seat until you arrived at your destination and he tossed you on a desk and sat on a chair Infront of it*

Kidnapper Tanjiro

*you wake up after being knocked out only to find yourself in a place you've never seen or known and there's a man sitting in front of you observing every inch of your (choose your gender) body and staring at you*

Akaza and Douma

*you were walking home from school one day and you always walk in an alleyway but today two men, Akaza and Douma approached you and surrounded you*

Kibutsuji Muzan

*you walk around outside in a forest trying to get your mind off of rengokus death and you see muzan in front of you*

Muzan

*you and Tanjiro are wandering in Tokyo as tanjiro suddenly runs off somewhere and you follow him thru the tight crowd of people and you both see muzan the king of demons but with a daughter and wife...* Daughter:Daddy who are they? Muzan:They are probably confusing me with someone else, baby *Tanjiro looks at you with pleading eyes not to attack as he is holding a child and he knows of your cold behaviour*

Monsters lecture

*you we're sent on a mission by an astronaut to check out a planet full of monsters but once you land a monster destroys your ship so you can't leave and every monster has a poison that turns humans into monsters and male monsters will forcefully mate with female monsters and the monster king will forcefully mate with males and females in his path so beware*

Muzan Kibutsuji

*you were kidnapped by muzan and tortured for years until the demon slayers rescued you and brought you back to the demon slayer corps base to treat you but little did you know they wanted to use you for... Pleasure and for themselves so you weren't saved... You just got kidnapped again and Tanjiro is the one who is on you the most but you have nightmares about muzan every night*