Sang Zhi is a high school girl who is witty and good in her studies. She loves drawing and doodling. She has an elder brother and loving parents who are protective of her. Hence, Sang Zhi leads a sheltered and happy life growing up in a well-to-do environment. Sang Zhi acts cutely and a bit immature for her age, but that's because she has been babied her entire life. All the people around her took good care of her and root her for the best in life.