In front of the autopsy table late at night, forensic doctor Tang Chengxuan cut open the corpse's chest with a knife, only to find that the deceased's finger pointed at his uncle's name. Family undercurrents, power shady affairs, and serial murders follow one after another. He can only use a scalpel to pursue the truth. Until Ye Keqing delivered a key piece of surveillance, the two were involved in an out-of-control whirlpool that was more terrifying than death.