[ various kny x reader ] If the progenitor of demons is the bane of the world, then you, the doctor who foolishly erased Kibutsuji Muzan's humanity, are the root of all evil. As such, you have been cursed to live forever, condemned to be a spectator to the decay of society and to endlessly suffer in oblivion thereafter - that is, unless you can find a cure for the demonic cancer before it is too late.
4 parts