In Linjiang City, shrouded in night, a bizarre murder broke the tranquility of the city. The body was found in an abandoned factory. The scene was covered with traces of strange rituals, but no fingerprints were left. Young detective Shen Yi and policewoman Su Yao were ordered to face the danger and plunged into this complicated investigation. As clues gradually emerged, they discovered that this case was inextricably linked to a series of disappearances many years ago. Every new discovery brings more mysteries. The intervention of mysterious organizations and the unexpected death of key witnesses make their investigation difficult. Relying on his keen insight and extraordinary reasoning ability, Shen Yi, with the assistance of Su Yao, launched a thrilling contest with the dark forces. Can they uncover the truth in the midnight fog and stop this evil that has lasted for many years?
