At Jiangcheng City Public Security Bureau, forensic doctor Chen Yan is as cold as a knife, while criminal police captain Zhou Linfeng is as flamboyant as fire. The two have conflicting ideas and are at odds with each other, but they are forced to work together to solve the case.
A series of old cases emerged, and the truth was buried in the blood mist for ten years. Procedural justice and intuition collide fiercely to pursue the murderer, and the chain of evidence is intertwined with the entanglement of human nature.
From opposition to side by side, the undercurrents reveal each other's scars. His heartbeat hidden in the darkness finally beat hotly for one person.
In reality, there is no golden finger in criminal investigation, only life can prove the truth.
