First air date: Sep 22, 2021
Episode duration: 13h 00m
Rating: (6.8) based on 12 votes
Status: Ended Seasons: 1
Episodes: 12
Starring: Yoo Jae-myung, Han Ye-ri, Um Tae-goo, Kim Sae-byuk, Choi Gwang-il
Genre: Crime,
Drama,
Mystery
A mystery evil thriller which finds the truth of a recording tape containing mysterious serial killings and unidentified sounds in a small city.
