When impostors secretly descend upon the world, countless people are dragged into deadly horror scenarios. These impostors can perfectly mimic human appearances, hiding among the survivors and waiting for the chance to hunt them down. Everyone lives in fear, unable to tell whether the people around them are real or fake. Lin Yang unexpectedly becomes the only prophet in the entire scenario, possessing the unique ability to inspect one person's identity each day and obtain vital survival information. Trapped in a desperate situation where suspicion and slaughter intertwine, he must distinguish the impostors from the lies, calm the terrified survivors, and carefully conceal his identity as a prophet to avoid becoming their first target. As new scenarios continue to unfold and the dangers grow increasingly severe, he must use his clear mind to deduce the truth and lead the survivors out alive.