Criminal investigation consultant Shen Chenran accidentally awakens to the premonition of death and can see the scene of the deceased seven seconds before his death. When a serial murder imitating the "Blood Doll" case a century ago reappeared in Jiangcheng, he and the cold forensic doctor Ye Qingqing were forced to form a team. The murderer was taunting in the dark, the victim died in front of his eyes, and Shen Chenran predicted that the next person to die would be himself.
