Adan (played by Chen Jiahua) is a college student. She is upright and courageous and admires the knight-errants in movies and novels. Recently, she and her friends Xiaomi (played by Fang Zhiyou) and Peipei (played by Lin Yingzhen) launched an initiative in the name of protecting the happiness and health of the family, and decided to act chivalrously, eliminate violence, and make the city...