Kny swap au

[this is my AU] (Boy) Gyutaro Shabana: blood breathing (blood Hashira) Michikatsu tsugikuni: Moon breathing (moon Hashira) Hakuji soyama: Destructive breathing (Destructive Hashira) Douma Hashibra: Ice breathing (Ice Hashira and doctor) Sekido tsuji: Lightning breathing (Lightning Hashira) Karaku tsuji: Wind breathing (Wind Hashira) Urogi tsuji: Sound breathing (sound Hashira) Aizetsu tsuji: mist breathing (Former Mist Hashira) managi Ishida: Fish breathing (Fish Hashira) Tanjiro Kamado: BDA: Sunfire (good demon) Zenitsu Agatsuma: Flower breathing (Hinoe/Tsuguko) Inosuke hashibra: N/A (Nurse) Zohakuten tsuji: Lightning breathing (Hinoe/Tsuguko) Enmu Tamio: DREAM breathing (Former Hinoe) Muzan kibutsuji (Demon slayer corps leader) Kaigaku Inadama: Thunder breathing (thunder Hashira) Yushiro Yamamoto: Paper breathing (Doctor/nurse) Rui Ayaki: Spider breathing (Hinoe/demon slayer) (Girl) Nakime Otokawa: Music breathing (music Hashira) Ume Shabana: Ribbon breathing (Ribbon Hashira) Rei Kibutsuji: (is Muzan wife) Aoi kanzaki: Beast breathing (Hinoe) Nezuko Kamado: Water breathing and sun breathing Kotoha Hashibra: Flower breathing (former flower Hashira but already dead) Kanao tsuyuri: Thunder breathing (Hinoe/Tsuguko) Tamayo: Insect breathing (Doctor) Yumie Ayaki: Silk breathing (Hinoe/demon slayer and Rui sister)