Maomao is fascinated by poison and herbs, and has a habit of experimenting with them to observe their effect, primarily on her own body. Because of that her body have immuned from poison, drugs, alcohol and aphrodisiac. She is Calm, mature, and sharp-witted, she is rarely tricked or charmed by others. Despite her pragmatism, Maomao's insatiable curiosity often leads her to involve herself in the problems of others. It is also implied that she has a strong sense of justice, empathy and compassion