Synopsis：Wei Cifang, a young detective and a new generation of special female police officer who truly "lives up to her name," has just graduated from the special training academy and embarked on a career in undercover investigation. To complete her missions, she uses various identities and jobs as cover to infiltrate different criminal groups. She poses as a student, a laborer, an office worker, a fitness coach, a waitress, a bodyguard, and more. With strong willpower and extraordinary skills, she fights against all kinds of criminals. Just as she enters a criminal organization, she unexpectedly meets a man named Wu Tong, leading her to experience the best kind of relationship between a man and a woman for the first time... However, this man falls in love with a woman from the criminal group. Wei Cifang appears weak and delicate, but she possesses a tough heart and unwavering determination. Every mission she undertakes is actually aimed at freeing many good and innocent people like Wu Tong from deception and danger, giving them a stable life.