The police officer with severed fingers was as calm as a razor. Seven fingers with smoothed fingerprints, seven missing persons, and a hidden line of neurological experiments spanning fifteen years. Forensic doctor Jiang Ye discovered abnormal signals of human body self-healing in severed fingers. Street child Ajiu used his stump to draw the coordinates of death. Behind reporter Chen Wu's betrayal lies the bloody truth about the orphanage. When Deputy Director Zhou Yansheng's secret files began to burn automatically, undertaker Lin Sui's blue fiber quietly connected all the corpses - Shen Li's severed finger, not a scar, but a key. And the real prey is looking back at him in the mirror.
