Five years ago, Shen Qing was a well-known criminal investigation genius. He was framed for accepting bribes due to an unsolved case and his reputation was ruined. Five years later, he kept his name anonymous and opened a small appraisal office in Jiangcheng, which only took on "dead end" business - specializing in treating those difficult and complicated diseases that the police were helpless and the underworld was a headache. He unexpectedly accepted a seemingly dull but gifted apprentice "Xiao Man", and awakened the "intelligent eye" golden finger: everything that comes into his hands can be traced back to the key traces within seven days, and he can see through illusions at a glance.
However, an old case involving the business giant "Hongtu Group" drew him into the whirlpool again. The rival who was sent to prison by his own hands in the past was released from prison after serving his sentence. Now he has become a guest of the Hongtu Group and jointly covets the river bank land deed passed down by the Shen family. What shocked him even more was that the heroine of the unsolved case that year - Lin Yanqiu, a mysterious woman who claimed to be pregnant with his child, quietly appeared, her identity a mystery, stirring up the tightrope of revenge and emotion.
The loyalty of his apprentice, the sniper attack of an old enemy, the entanglement of a mysterious woman, the shocking secret behind the land deed... Shen Qingzhou must make a choice between love, loyalty, and the truth. He worked step by step, fighting against the huge capital with his flesh and blood, and laying out layers of killing traps. But when he spelled out the name of the real murderer from countless fragments, he discovered that all this was just the first step in a larger chess game.
