Cold-blooded forensic doctor Su Wan has repeatedly clashed with the iron-blooded criminal police captain Lu Chenzhou in a series of murder cases. She dissects corpses to find the truth, and he tracks down the living to find the real murderer. When the crisis approaches, the two are forced to live together day and night, sinking in the line of life and death and the web of conspiracy - he is the only heartbeat mystery that she cannot solve.
