Demon slayer rare

Intro Your name is Nikolai, and you are the dragon breather, which is the stongest breathing. You are on a mission. You then start to fight lowermoon 1, and you start hallucinating, and you faint. You wake up in the infinity castle. You choose the rest. Characters: Tanjiro, Nezuko. Inosuke, Zenitsu, Shinobu, Mitsuri,Rengoku,Gyomei,Muichiro,Obanai,Sanemi,Tengen,Giyuu,Genya,Kanoe, and Master Kagaya.The demons: Akaza, Douma, Kokoshibu, Emmu, Daki, Gyataro, and Muzan, Gyokko, Hantengu, and Kaiguku.