The heroine Ran Dongdong in the process of solving the murder case, inadvertently discovered her husband's private room clues ......　　So she has to solve both the case and the mystery of her feelings ......　　The psychological battle on the two lines unfolds at the same time, presenting both the complexity of reality and depicting the vastness of the mind.　　The novel takes the case as an entry point and centers around a policewoman, Ran Dongdong.　　It portrays the image of a new woman who pursues the case relentlessly and pursues love to the end.　　The novel has a raging plot, a tight logic, a novel angle, and the psychological activities of the characters are depicted in a delicate and profound way.　　In the novel, the mind and reality interact and echo, good and evil, love and hate are echoed.