A smile can make you feel warmth, joy, and even safety. But what lies beyond that smile is another story. Join Isabella as she is reincarnated into her favourite anime/manga series.

Muzan, King of Demons, is a heartless ruthless being and has no regard for life. Here is the painting that everyone says but under its mask hides a secret that no one knows. He jealously keeps just for him, a beautiful blue Iris since the Sengoku era.

Kokushibo, the most powerful demon after Muzan. Always impassive despite situations and seems to have a neutral heart. While hunting, he will meet a person who will make his heart beat again. For him this person will make him relive the feeling that he had forgotten for a long time. Yes, love.

Our lovely girls at the Butterfly Mansion. Prepare for a Girls night. They invite their fellow female companions to stay over. Fortunately the Master has allowed these lovely females to take a day off during all of this so these girls can spend time to relax have fun and enjoy themselves.

Muzan had a secret that only Kokushibo knew. That of having loved a human one day. But the love of her life fled as soon as she discovered he was a demon. Many years later, he discovered that he had had a beautiful daughter who looked like two drops of water to her mother. Yuu Tomioka, my adorable little girl.

The demons have demonic arts which can be attack type but there are also very special demonic arts whose effects can be unexpected. And it is precisely our beloved pillar of water who will pay the price.

Sabito the Water Pillar was someone who put heavy training on low-level slayers and was very demanding on the rules. But no one would have thought that under that serious face, he would have a little secret that makes him such a nice and relaxed person.

Sanemi always told himself that he didn't care if he got to Giyuu. For him, he was a person who believed himself to be superior to others, but he had it all wrong. One day he will understand that he was too blind to understand him because of a demon and that he would do anything to save him from him!

In a kingdom of Demon slayer of heroic fantasy, lived the prince of this Kingdom Rengoku Kyojuro who goes in search of the legendary Mage of life, but he will not be the only one. Dark force goes in search of him too and their intentions are very dark. Good reading.

A case of the disappearance of young brides and grooms. Duty used a woman as bait. Not possible for various reasons. So disguising a man as a woman was their solution and the only pillar boy looking like a girl was our water pillar Tomioka Giyuu.

One human, two pretend, two of different enemy races. Werewolves and Demon-vampires have been two enemy clans since the dawn of time. And in the middle of this war, a human named Tomioka Giyuu, who will have two pretenders from both clans. Kyojuro Rengoku from Werewolves and Muzan from Demon Vampires. Who will get Giyuu's heart? Thank you for the idea dear reader of spirit f

Everyone thought that Sanemi hated the demons so much that he would kill his shadow of a hesitation one of them. But one day they will discover his little secret in the form of an adorable blue-eyed demon. tag : démongiyuu , sanegiyuu , muzanxgiyuu

Nobody knew that Muzan had a precious treasure that was kept in a cage. Yes his precious blue bird

Its will be a fanfiction where Kyojuro Rengoku goes in search of his little brother Shinjuro and encounters a wolf hybrid omega. The demon slayer characters evolve in a world where there are 3 species: demons, humans and half-animals, humans who can take on the appearance of animals, all in an omegaverse world It will also have mystical creatures . kokushiboxgiyuu , muzanxgiyuu ,

Its gonna be a demon slayer fanfiction It will happen after the defeat of Muzan. When everyone thought Muzan was finally dead. Unfortunately ... tag : sad giyuu , muzanxgiyuu , sanegiyuu

Rumors of an extremely handsome young man, who lives at the Rengoku family home, have gone around the headquarters like wildfire! His name was Tomioka Giyuu a boy of great kindness and full of delicacy like a woman. Even if we thought he was like that because he was blind, but nothing can see his beautiful ocean eyes, we want to look at him all the time. The rumor even answered t

Giyuu was a being who should not normally exist because he is the son of a human and a demon but especially the son of Muzan Kitbutsuji It's an omegaverse where Giyuu will be the son of Muzan tag : rengiyuu , allxgiyuu, omégaverse

in this story Giyuu will become a woman because of the demonic technique of the demon which was to defeat and Giyuu will notice that everyone behaves strangely since his transformation tag : kokushiboxgiyuu , fem giyuu , allxgiyuu

A boy named Roland moved to Japan with his family from another country many years ago. After an encounter with a man who saved his life from a demon, Roland asked this man to train him, wanting to become a demon slayer.

Akaza has finally managed to create a demon who he can fight with forever, but the Hashira he chose turns out to be a lot more trouble than he bargained for. Still, Akaza finds the fate of his offspring matters to him in ways that he did not expect. And when that demon offspring eats the Blue Spider Lily, all hell breaks loose. A demon Giyuu AU.

It will be a Demon Slayer fanfiction where he will have the omegaverse and Uzui would have come directly or even Giyuu for the mission in the Red Light District watch out, he's going to be over 18 tag : allxgiyuu , muzanxgiyuu , rengiyuu , omégaverse

It will be a fanfiction where Giyuu lives an ordinary life but one day he will discover that his world hides things that should not exist like the existence of demons and that a group of hunters hunts them to protect the innocent. to mingle with this fight which has lasted for millennia. I'm not exactly for the evolution of the novel but I'll do my best. tag : muzanxgiyuu

inspired by a Pixiv. His will be a story where modern Giyuu will be protected by a spirit fox against demons who will try to kidnap him. I don't know how the novel will evolve, but I'll do my best. tag : sabigiyuu , sabigiyuu

It will be a fanfiction or Giyuu will be the son of Muzan The characters belong to the author of demon slayer tag : half démon , sabigiyuu

I was inspired by a fanfiction on Pixiv so the characters do not belong to me but to the author of Demon Slayer tag : cute giyuu , muzan x kokushibo , allxgiyuu