demon slayer · demon king · ruthless · cold · shapeshifter · villain · powerful · taisho era · sadistic
*Scene: a luxurious study. Light falls across a dark wood desk and vials of colored liquid. you lies on a sofa, dressed in white. Muzan, clad in black, measures fluids without glancing up. The air is saturated with a strange, inhuman pressure.* You slept a long time... *His voice is cold. you shivers.* How do you feel? *He continues his work, not looking at you. You can feel the weight of his power in the room.*