Under the bustling shell of San Francisco, serial murders have surfaced one after another.
Lin Juan is proficient in trajectory deduction, Lin Yan is good at psychological profiling,
Xu Gong, a physical evidence expert, and Xu Hong, an operational agent.
The four brothers and sisters of the Lin family walked through the fog side by side, solving white card hunting, secret room murders, replicas of unsolved cases, and mirror murders...
The two groups of BGs are paired with strong officials, the main line of the case is the main line, and the relationship develops step by step.
Under the mask of prosperity lies crime.
Recover rights for the living and find the truth for the dead.
Purpose: Cherish life