(IT'S A AU IN RENGOKU ACCEPTED TO BE A DEMON!!!) your best friend Kyojuro Rengoku the Hashira of the flame had become a demon you were the Hashira of (insert whatever you want) you had to fight him but since you knew each other you had a crush on him

Salutation! I am about the end of your fcking life! (Alastor reference I know⁠.⁠✧)