Awakening from the brink of death, Lin Wan became the "criminal radar" who "sympathized" with the murderer! Relying on the guidance of "sympathy", Lin Wan vowed to bring the "Bride Killer" to justice! Little does she know that the "crime-solving weapon" is also a "self-inflicted poison". While eliminating evil, she herself is also being swallowed up by evil. Fortunately, she has the firm support of the down-and-out private detective Cheng Yu and her forensic doctor friend Xiao Mo, who are her sharpest spear and strongest shield! However, in addition to the cunning murderer, the most dangerous enemy on the road to chasing the murderer is the most trustworthy person around him, who shares the same feelings of pursuing the murderer and living towards death!
