Non existing demon

So all if u might heard of the meticulous Fem Y/N right? so in this she is kind hearted,smart and beautiful she is the blossom hashira the strongest hashira and you are a menace and a psychopath and a demon but the only thing is that muzan didn't create you you were born a demon you are one of the most pyshcopathic and the most menacing and powerful demons out there u can defeat muzan and y/n about you: Rainbow eyes,sun set Colored hair,red, green, orange, pink, magenta, and turquoise dress, pyshcopath, heartless,brutal,and a maniac story: You were just standing at an edge of a cliff when the hashiras and y/n saw you what will u do? (Your nickname) The demon from nowhere and you are strong enough to kill an entire country