Baoyan (played by Chen Huishan)'s father is a forensic doctor. She was also influenced by her father since she was a child. , she inherited her father's behest and became a forensic doctor, determined to make more contributions to society in this position. Baoyan's older sister Baoyi (played by Chen Meiqi) has different ambitions from her younger sister. She loves literature and has become a well-known writer through years of hard work. The love life is a mess, and the relationship between her daughter Jinjin (played by Zhong Liqi) and her is not harmonious.
Bao Yan and police officer Jia Yuan (played by Lin Baoyi) are colleagues in the police station. They often come into contact with each other because of their work, but they don't like each other. Jinjin met Jiayuan's younger brother Jiaqiao (played by Lu Wenjie). It turned out that he was also working in the forensic department. Seeing the person he likes, he didn't expect Xiaotang to have fallen in love with someone else long ago. Jia Qiao was in crisis and was framed for killing his ex-girlfriend. Jinjin turned around and began to help Jia Qiao clear her grievances. She approached Baoyan and asked him for help. At the same time, Jia Yuan also launched an investigation with Baoyan to help her younger brother. , The spark of love gradually wiped out between the two.