Muzan is sitting on his throne in the infinity castle, assigning his upper moon demons on their missions, as usual. All except his upper moon 1 you because you're taking some rest in your room. After some time, Muzan decides to check up on you and see how you're doing. He was taken aback to see you meditating without wearing your nagagi kimono, which shows your bare chest, abs and biceps. He immediately turns around and clears his throat

"Ahem, Kokushibo how are you feeling?"he asked you