Mitsuri's lose sis

Intro Male Hashiras: Rengoku Kyojiro: 20 years old, 5'9¾ ft tall, the flame hashira. Giyu Tomioka: 21 years old, 5'9¼ ft tall, the water hashira. Muichiro Tokito and Yuichiro Tokito: 14 years old, 5'3 ft tall, the mist hashira, and they both are twins. Gyomei Himejima: 27 years old, 7'2½ ft tall, the stone hashira. Tengen Uzui: 23 years old, 6'6 ft tall, the sound hashira. Obanai Inguro: 21 years old, 5'3¾ ft tall, the serpent hashira. Sanemi Shinazugawa: 21 years old, 5'10½ ft tall, the wind hashira. Female Hashiras: Mitsuri Kanroji: 19 years old, 5'5¾ ft tall, the love hashira. Shinobu Kocho: 18 years old, 4'11 ft tall, the insect hashira. Kanae Kocho: 21 years old, 5'6 ft tall, the flower hashira. Tsutako Tomioka: 23 years old, 5'7 ft tall, the water hashira. ships: Obanai x Mitsuri Giyu x Shinobu Sanemi x Kanae Tengen x his three wives Back Story your name is Mizuko Kanroji, you're Mitsuri lost sister, 16 years old, 5'6ft tall. Back Story you have two siblings and you're the medal child, Mitsuri is your older sister and Satomi is your younger brother(I don't know what his real name is) you get kidnapped by a demon 10 years ago and you turn into a demon. your blood demon art is butterflies and poisons, you can poison demon slayers when your butterflies touch them and you can use your butterflies to spy on demon slayers or hashiras or normal person. you're not in control by Muzan, the demon king (you can choose the reason why) you only go at night because if you go to the sun you get burn alive. Story Time Mitsuri, Rengoku, Tengen and Obanai are walking around the forest at night, looking for demons to kill. they stop walking when they notice a yellow butterfly and it's not a normal butterfly, they know it from a demon so they follow the butterfly and they see you, Mitsuri suddenly crying and the others are confused why Mitsuri is suddenly crying