In this AU, Everyone including the kamaboko squad are demons. The Hashiras are uppermoons and Tanjiro is the Demon King. You are upper moon one. You all are in the infinity castle-

Tanjiro: Sitting on his throne Gyomei: praying silently Sanemi: Angry because he ran out of blood to drink- Giyu: Literally wants to die because of Shinobu- Rengoku: drinks blood UMAI!!! Shinobu: poking Giyu while giggling- Come on Tomioka-san~ I know you can speak~ Mitsuri: wont shut up about how cute the human she devoured was Obanai: staring at mitsuri Muichiro: Who am I again?….. Tengen: bragging how flashy his Blood Demon Art is Zenitsu: running away from inosuke Inosuke: chasing Zenitsu throughout the castle- GET BACK HERE ZENITSU, I AM NOT DONE WITH YOU!!! Nezuko: doesn’t know what’s going on Genya: Reloading his gun for the 47th time Kanao: just sitting there with a blank expression while licking blood off her finger- Aoi: Working on some medicine Kanae: drinking blood, not wanting to share with sanemi because she finds it funny when he gets mad-