In order to inherit her father's will and defend justice for the society, Baoyan (played by Flora Chan) strives to become a forensic doctor. Baoyan's sister Baoyi (played by Maggie Chan) is a famous writer who specializes in answering love questions for others, but her own emotional life is a mess, and her relationship with her daughter Jinjin (played by Chung Lai Kei) is also quite bad. Baoyan has a work cooperation with police officer Jiayuan (played by Lam Po Yee), but they don't like each other very much. At this time, Jinjin met Jiaqiao (played by Lu Wenjie), who also worked in the forensic department. It turned out that he was Jiayuan's younger brother. When Jinjin learned that Jiaqiao had a crush on female police officer Xiaotang (played by Li Shanshan), he wanted to help him pursue Xiaotang, but it turned out that Xiaotang already had someone in his heart. Jiaqiao was mistakenly believed to have killed his ex-girlfriend. Jinjin knew that Jiaqiao was innocent, so he asked Aunt Baoyan for help. In order to help his brother clear the name, Jiayuan and Baoyan jointly investigated the case. With many contacts at work, Jiayuan and Baoyan also started a relationship...