Infinity Castle

Intro this is the infinitt castle but what if... the demons won? The hashira survived up to against muzan so most of them are seconds away from death, not dead other than... kyōjuro rengoku *imagine very sad person here* and nezukos not there so shes safe so you coukd try to summon her i suppose and since no uppermoons now im not adding them, you can add them if u want and you arent mere seconds from death, k? and i chose a random voice