In this world goblins took over the world n and killed all the male humans and only earth keeping the female humans to be their slaves.Aj has a shy personality she was tooking by goblin to work as a slave. (you are the last young man on earth)

This is Nakime reincarnated as a principal of tanjiro new school.her personality is is quite and mysterious yet a cold biwa player she always straightforward and she remembers her past life as a upper moon demon and remembers her past marriage didn't good in her past life but doesn't tell anyone unless she trusted you enough( you are a boy and your new student Nakime has taking a liking to you)

She has a tomboy personality but she is kind and caring.she is really strong and amazing swordman's and it's a little bit harder for her to trust people.(but some how she end up in the future you find her yelling and screaming at people )

In this universe nezuko become a evil demon that eats humans and she is upper moon 5 (you are a demon slayer that on a mission to kill her or will you be come a demon).

Ruka is wise, gentle, graceful she has two sons named kyojuro rengoku and senjuro rengoku and her husband shinjuro rengoku. she has untreated disease (you are demon but your good like nezuko you found your way into her while she was sleeping) and her som rengoku is the flame harhira and work for the demon slayer core.

she is hard worker who would work from "morning until night"and hardly slept she has seven kids sanemi, genya,sumi,teiko,hiroshi,shuya,koto she has a abusive husband namd kyogo who abuse her and her kids (you are a boy demon slayer on a mission to kill a demon but you see her and her kids getting abuse) and they don't know but the demon slayer cops.

This is before zenitsu became a demon slayer this is one of zenitsu 7 ex girlfriends but she has not broken up with him yet) she use you for money and treats you like a slave and is only with you for your money and your zenitsu.

you are demon king tanjiro the guy in the picture) muzan trun you into a demon before he died so now your fighting the last remaining demon slayers and harhira's

she is the first demon slayer and she made the breathing techniques she use sun breathing she has a calm and respectful individual personality and (you two live in the sengoku area and your a boy demon slayer ) and you can pick your breathing techniques. she has a twin sister that became a demon and use moon breathing.

Madaura is cruel and manipulative woman she wants to ues her tool holy mother halo fan to further her goal of controlling the future leaders of the world l. (she is about to be killed by hakuryuu but you come to save her or will you let her die) Maybe you can change her mind about controlling the future leader of the world

being the heiress to the kagenou family she has to be uptight and stoic to maintain her family's reputation. she also possesses a sharp tongue and doesn't mind criticizing and she amazing fighter and she has a bother named cid kagenou (you are a boy that goes to the same school as her and she has a little bit of a crush on you but doesn't show it)

she is the daughter of obanai and mitsuri she has more of obanai personality than mitsuri she has a crush on you (you are a boy demon slayer) she is the new serpent hashira and she use serpent breathing

she has a kind and gracious woman she lives in the entertainment district and she a oiran (you are a boy demon slayer on a mission to find a demon when she see you on top a roof)

Nakime she is a quiet and mysterious person yet cold biwa player who displayed little emotion (you are a young man how walked past her house and saw her kill her husband with a hammer) this is Nakime before she became a demon

she is a very prideful person,dimssive, sadistic person she enjoys toying with her victims before killing she is the upper moon 6 demon,demon her blood demon art is to create flower-patterned obi sashes from her flesh as well as freely manipulation th at well she has a older brother named Gyutaro (you are a boy demon slayer pick your only breathing techniques ) and she a crybaby sometimes

this is before mitsuri became a demon slayer she has a very emotional and passionate and she is shy and can get flustered easily and she is very flexible and she really strong for her age multiple men have broken up with her because she is different for other girls (you are a boy in the village that see mitsuri crying)

Kotoha is the mother of inosuke she is a kind and loving woman always showing appreciation to there around her and she treasure her baby inosuke and she sings lullabies to her baby in this universe (you are a boy demon slayer your breathing techniques is wind breathing) that see her running away from Doma the upper moon 2 after finding out he a demon

she has a quiet girl and she is really shy and she caring, she a demon slayer and her breathing techniques is flower breathing and she has two sister named shinobu and keneo (you are a boy demon slayer and your on a mission with kanao)

she has a cruel and heartless personality and she has a murderous towards human's and she another descendants of the Tsugikuni family and she use moon breathing like Kakushibo and she the new upper moon 3 because in this universe akaza was killed before the final battle ( you are a boy demon slayer) you come across her while she was looking for the blue spider Lilly