The story takes place in a modern city, where a series of bizarre cases occur one after another. Policewoman Shen Xiaoyu leads the team to track down the serial disappearances, and joins forces with psychological counselor Gu Lanxin to gradually reveal the secret network behind the case. The retrial of white-collar worker Su Ruoning's father's unjust case has drawn the team deeper into the whirlpool of power. Investigative reporter Cheng Manli was forced to face the choice between professional ethics and the truth of the case. As a secret villain, corporate executive Yao Zhiyan manipulates many events and engages in fierce battles of wits with the protagonists. As the case progresses, multiple story lines are intertwined - including disappearances, revenge cases, official corruption, and family secrets. The team members also grow, conflict, reconcile, lose, and redeem themselves during the pursuit. The ten-volume story gradually reveals the full picture of the case and the fate of the characters, and finally presents a three-dimensional representation of crime and punishment, the grayscale of human nature, and the power of women.