WARNING: THIS STORY CONTAINS MAJOR MANGA SPOILERS

-TW this may contain Death, blood, bad language, torture and more - This will probably go a bit differently than the Show and Manga -🍋🔞 A girl named y/n Is the daughter of a lovely kind angelic woman, who unfortunately died 17 years after her birth. And a horrible man with to much power. Unhumanly power. Which would only makes sense since he is a man eating demon, and not just any, he is the king, the ruler of them... Y/ns father would have ended up killing off his daughter when there was no more use for his her, That is if she wasn't so interesting, she was a beauty, yet she was a real brute to society, she was something that should have never been created, she was a half demon a half braid. The first and only half human demon child.... At 17 years old her Father turned her into a full demon so he can have better control over her, and it wasn't for just any reason it was because of something she did, something she did that caused her to lose someone she loved, after another 100+ years, she still wondered if she could ever meet someone she loved as much as them again and she did, but now she has a worried feeling in her heart,a pain in her chest that something will happen to him because of her, and her stupid heartless father.....

Sanemi Shinazugawa- Math teacher. Y/n L/n - Science teacher and a Nurse in the clinic. Kimetsu no yaiba characters are not mine all credits for the rightful owner, All images, videos, I used for this fanfiction aren't mine all credits to the rightful owner.

There was something awfully great about her. That made them want to protect her at all costs. There was something awfully pleasant about her, That they feel at ease when she was around them. There was something about her. That made them decide that she was their favorite.

Y/n is an off-woman, having taken an interest in the demon species. In most cases. she avoids killing them, even when they are attempting to kill her. But her kindness only extends toward demons, Hunting demon slayers, betraying her own species some would scream. She does not care and wishes only to further her connection with the vicious species. So how surprised do you think she'll be to find out she piqued the interest of the demon king himself? -also side note, she's "friends" with Douma and Daki Warning- Mentions of abuse, Contains smut, described violence, bAd wOrDs :0 Best Rankings- #2 in Daki #2 in MuzanxReader #23 in Kibutsuji #7 in Nakime #2 in twelvedemonmoons #4 in muzan #3 in douma #6 in kimetsunoyaiba Cover edit was made by me :D Btw I don't care if you build upon my story, just please let me know you did so, so I can read it!! I would love to read someone one else's work building upon mine ✨💙

"wait, what era is this?" "hm? it's taisho era, dear." "...what?" -- [ demon slayer x modern!reader ] y/n shinazugawa, a girl from modern era suddenly ended up in taisho era, where people suffered in every single corner because of one creature, called demons. knowing what happened to her ancestors, would she risk her life to help them? the decisions is on her hands. -- ⚠️ manga spoilers!! originally @vvennaru_ status : on going

In this story is about a modern world scariest assassin reader who had crossed time to an anime world. World of swordsman and demons. Declaimer: I do NOT own Kimetsu No Yaiba or you, ONLY the story plot! Book cover by: Lina-Mizusuki Thank you so much for the Book cover it's actually awesome❤💓💖