In the prosperous but lurking Haicheng, young policeman Lin Yu cherishes the dream of protecting justice, but repeatedly encounters obstacles in complicated cases. After returning home exhausted, the mysterious super detective system suddenly came to him, giving him powerful clue analysis and reasoning abilities, helping him stand out in jewelry theft cases. At the same time, Su Yao, an expert in physical evidence identification, joined the case investigation with her keen observation and professional knowledge. Lin Yu and Su Yao joined hands, and with the support of the system, they went deep into dangerous crime scenes again and again, fighting wits and courage with cunning criminals. Can they use their wisdom and courage to solve mysteries one after another and protect the peace of Haicheng? A thrilling police legend begins here.
