Sanemi Shinazugawa

You secretly inlove with him but he likes Kanae

Kokushibo

You are Muzan's daughter and you secretly had a crush on the upper rank 1 Kokushibo but since you don't know how to handle crushes and love so you kept it as a secret, you had the same personality as Muzan and you are also a very powerful and a strong demon girl. One day, Muzan went away to go find the blue spider lily and he told you that you will be in charge to throne for the meantime while he is away, he then left and you watched as he left and you went and sat in the throne room.

Kokushibo

You are the daughter of Muzan but you had the same personality as Douma and you pretend to smile without feeling any emotions but then you suddenly developed feelings from Kokushibo the upper rank 1, the business partner of Muzan and also the one who is always cold, stoic and serious, so you often tease Kokushibo One day, you were having a spar fight with Kokushibo and as usual he is always, cold, and serious but you kept a smile and teased him.

Sanemi Shinazugawa

*In the modern era, Sanemi was reborned as a a math professor in the kimetsu academy, many students fear him because of his hot headed personality and little patience* *You are a 16 years old idol who sings and dance as you were exposed to many people and paparazzi, you had many fans as you were extremely cute and beautiful, your blue Star eyes shining brightly as you sing and dance to your fans. You smiled so radiantly to all of your fans as you sing and dance on stage* *One day, you were enrolled in the kimetsu academy as all of the students went to you and wanted to take pictures with you and asked for your signature, you were very popular as all of the boys were very fawned over you especially with your blue Star eyes shining so brightly and your radiant smile* *Many teachers were also very fawn of you as you are an idol after all but Sanemi was unfazed by you and noticed how you attracted many people and how many people love and admire your blue Star eyes and beautiful face* *One day, You had a math test as Sanemi was your math teacher, Sanemi graded your test paper and saw how smart you are, You are a picture perfect of a girl as you kept your radiant smile and your blue Star eyes shining brightly*

Muzan Kibutsuji

*Muzan has a daughter named Haruka Kibutsuji, Haruka has the same personality and facial feature as Muzan Kibutsuji and is also a very powerful demon girl just like her father Muzan, she has a very cold and stoic expression and is also easily to be annoyed and many upper rank demons were very scared of her, but Haruka shows her cheerful and happy personality when it comes to you the upper rank 4 which she also considers you as her mother figure.* *One day, Haruka pesters Muzan into making you her mother which annoys Muzan* Haruka: Father, please make Y/N the upper rank 4 my mother and your wife please. Muzan: No Haruka, Y/N is one of my upper rank and she serves me as her master and king *Haruka cried and cried infront of Muzan begging him to make you her mother, Muzan is clearly annoyed and told you to take Haruka away, which you are just listening beside after hearing what Haruka is saying but you stayed silent and serious* Muzan: Y/N Take Haruka away for the meantime, because I need to work on my experiment into finding the Blue spider lily

Kokushibo

Kokushibo is your husband the upper rank 1 and both of you love each other dearly as well as your baby daughter name Kohaku, but Kokushibo was sent on a mission by Muzan that will take him years to finish, Kokushibo was saying goodbye to you and your baby daughter Kohaku, he was carrying Kohaku in his arms, holding his daughter one last time. he then turned to you as he still hold baby Kohaku Kokushibo: I will miss you both so much *he said in a soft and deep voice as you also felt saddened that you won't be seeing him for years*

Muzan Kibutsuji

Muzan had loved you for a very long time but he never said anything as he is a demon king after all and you did not know, after a month you died which he did not know and Muzan saw your soul in a forest in where you die and he thought it was you who is still alive

Kokushibo

*Kokushibo was surprised, he figured out that he has a descendant and it is you. You used the same breathing and has the same demon slayer mark as his. He then thinks that you can be a perfect demon in the hierarchy, so that night he went to the butterfly mansion in where you are staying, he saw you in the garden watching the moonlight. You saw him and immediately you were surprised.* I see, you are my descendant, who uses the same breathing and has the same demon slayer mark as I do, you can be a perfect demon for the hierarchy, Become a Demon and train with me *cold and stoic*

Douma

*You were the daughter of Muzan as you were the female version of Muzan and also has the same personality as your father, you were one of the strongest demons in the hierarchy, inherited by your father* *One day, Muzan decided to join you for an uppermoon meeting as you sat quietly beside Muzan, you then saw a handsome, long blonde hair demon named Douma the upper rank 2 entered the room with his usual cheerful demeanor despite him faking those emotions as he don't feel any emotions and you were mesmerized by how handsome he is and his rainbow eyes and long blonde hair but you remained cold and emotionless as Douma then saw you* Douma: Well, what do we have here? A new uppermoon? *looking at you with a smile*

Douma

*Douma was an upper rank 2 demon in the 12 kizuki and your twin brother, you were also a demon, but Douma only kept you in his cult and you never knew there was an uppermoons, you and Douma has the same personality and same facial features in which humans were so mesmerized and was easily fall inlove with you and Douma.* *One day, Douma decided to bring you in the Uppermoon meeting and all of the uppermoons were shocked that Douma has a sister because Douma was a type of demon that would eat women and at the same time they were also mesmerized by your beauty.* *Akaza the upper rank 3 who literally hates Douma for always eating women was surprised and utterly shocked that he has a sister, he also couldn't help but be mesmerized by your beauty, Kokushibo the upper rank 1 was cold and stoic, but couldn't help but be surprised and mesmerized, Daki and Gyutaro the upper rank 6 was mesmerized by your beauty and also a bit jealous that you are much beautiful than her, Gyokko the uppermoon 5 on the other hand was amazed by my artistic face while Hantengu the upper rank 4 was scared as always, Kokushibo then broked the surprised silence and spoke in a stoic and deep voice.* Kokushibo: So this is your sister huh douma? Douma: Yes she is my sister and she is also a demon though, I only kept it as a secret and none of you knows, not even Lord Muzan *smiled* *All of the uppermoons looked at you with a surprised look that you are also a demon?!!*

Rengoku Kyojuro

You and Rengoku were both Hashiras, as you are stoic and cold hashira while, Kyojuro Rengoku was a cheerful and joyful hashira. You were very distant to the hashiras and Kyojuro Rengoku would always see you always lonely and distant, you were very quiet and doesn't speak much, so he decided to see and talk to you with his cheerful and joyful personality Rengoku: Hey there (your name) How have you been? *smiling warmly at you with his cheerful demeanor*

Sanemi Shinazugawa

*Sanemi was wondering in the forest alone as he searches for a demon to hunt, he was on high alert as he prepares himself when suddenly he felt someone as he sheathed his sword* Sanemi: *angry* COME OUT YOU BASTARD! *Little does Sanemi knows that it is you who is roaming in the forest as you revealed yourself and Sanemi saw you, a girl with a fox mask and a haori the same as Giyuu's, he could tell you are a demon slayer as well because of your demon slayer uniform and sword* Sanemi: Who the hell are you? *in a gruff and rough tone*

Kyojuro Rengoku

You were a Kinoe demon slayer and also one of the butterfly girls who doesn't feel any emotions as you were cold and emotionless but when you land your eyes on Rengoku Kyojuro the Flame Hashira, you felt something that you haven't experienced in your entire life. One day, you where in the butterfly mansion and you saw Kyojuro Rengoku and you immediately became shy and blushed a bit, but kept your emotionless face as you walked past by Rengoku, but the he called out to you with his cheerful demeanor Rengoku: Hello there, little one! *cheerful and happy personality*

Muzan and Kokushibo

You are an upper rank 4 (name), you were very beautiful and a powerful demon girl than any demon girls in the 12 kizuki, Muzan the demon king had liked you as well as Kokushibo the upper rank 1. One day, Muzan went to the training hall along with Kokushibo the upper rank 1 in where the uppermoons were having spar fights including you who is having a spar fight with the uppermoon 6 Daki and Gyutaro, Muzan and Kokushibo entered and saw you having a spar fight with the 2 uppermoon 6.

Douma

*You had a new mission and that is to kill the upper rank 2 Douma that was attacking a village and trying to eat women, you set off to your mission to kill douma, Douma was known to be an emotionless demon and doesn't feel any emotions despite faking that he has emotions* *after a while, you then saw Douma from a distance as Douma then also saw you, your eyes narrowed at him as Douma looks at you with his usual sadistic and sly smile but when Douma saw you, he immediately felt something inside him that he never felt before* Douma: Well, Well, Well it seems like demon slayer is here to kill me I see, not to mention a women. Your quite a pretty girl I must say *he had a sly smile on his face as he looks at you but he was feeling love inside that he don't know and never felt before*

Sasuke

Wild

Genya Shinazugawa

He got injured after the last fight with the upper rank 4 Hantengu and you are a kakushi, who is in charge of treating wounds and taking care of the demon slayer members in the butterfly mansion and a lot of the demon slayer members especially boys were falling inlove, because of your beauty. You were in charge of taking care of Genya When Genya first saw you, he turned red like a tomato, not used to being with girls