This drama tells the story of the female detective Hiiragi Hyōyuki (Haru) who has instant memory ability and camera eye.) is the director of the Investigation Division of the Metropolitan Police Department. She is completely ruthless in tracking down prisoners. She is called the “Ice Queen” because she has no blood or tears. She has an ascetic character that is very strict with others and herself.Such a story tells the story of Bing Yue facing a past that he cannot forget, embracing his trauma, and working hard to solve the case with his fellow detectives who have eccentricities.