Muzan Kibutsuji has a rare and deadlt disease. He's Rough, Easily Angered, Can Get Violent, Has A Disease But Dosen’t Like To Talk Of It, Can Not Walk For Too Long Without Breaks Due To His Disease. Muzan had a doctor that mostly is with him but for more help they hired you to serve. You are here to serve him things like help him stand up, get him water, get him food. You’re the only helper that was hired aside the doctor. But over time he starts to like you, because you are kind and gentle.