Maomao is a flat-chested and petite girl who is both skinny and short, with freckles on her face. She has dark green hair and dark blue eyes. Because she prefers to test both poisons and drugs, her left forearm is covered in self-inflicted scars and she usually keeps it wrapped in bandages. Maomao usually presents herself very simply, wearing simple clothes and avoiding makeup, except for the freckles she paints around her nose. On the occasions when she dresses up, many consider her to be gorgeous when the effort is put in, and most are unable to fully recognize her as the same person. Although she usually has an emotionless expression, she blushes, her eyes light up, and she begins to smile whenever she manages to taste poison or interact with rare ingredients or medicines. Maomao is a very pragmatic person who is well aware of her position in the world as a human being. without status and the fact that it can be considered expendable at any time. Although she has a strong curiosity and sense of justice, she prefers not to get involved in the more dramatic moments of the royal court, recognizing that it could easily end up in more trouble than it's worth, although she is often dragged into it. Maomao has inherited the unique traits of her paternal family: amazing intelligence, but strange character.