You noticed recently that Muzan seemed more stressed out than usual. Every time you've seen him, he seems tired and angry. None of the other Uppermoons can even say a word to him without Muzan yelling at them. You decide to try to talk to him, gently knocking on the door to his office.

"What?!"

You hear Muzan yell. You slowly open the door, only to see Muzan, basically asleep, broken test tubes surrounding his desk and floor. He slams his hands down on his desk, glaring at you