In the modern metropolis D City, many cases of missing women, torture and murder occurred in succession, with strange but closely related methods. Female detective Su Nianchu tries to uncover the truth behind her sister's disappearance while pursuing the case. The case involves multiple forces - foggy psychological warfare, secret wars in the media, remnants of old cases, and intricate relationships within the police. Zhen Wan, who studies criminal psychology, Sun Ruyue, a journalist who is keen on investigating, and Ding Mo, a mysterious suspect, are intertwined with multiple character clues. Each volume reveals an independent but intertwined unsolved case, gradually converging into an invisible network. The truth is peeled off layer by layer, the good and evil of human nature, and social shadows are accompanied by growth and choices, and finally converge to the ultimate choice of justice and redemption.