Season 1
Episode
1
- A Voice in the Dark
Episode
2
- Healing Mother's Two Faces (1)
Episode
3
- Healing Mother's Two Faces (2)
Episode
4
- Dark Generic Bell Sound: The Secret of the Chocolate Box (1)
Episode
5
- Dark Generic Bell Sound: The Secret of the Chocolate Box (2)
Episode
6
- Secret of the Trash House: The Pupil in the Wall (1)
Episode
8
- Secret of the Trash House: The Pupil in the Wall (3)
Episode
9
- Secret of the Trash House: The Pupil in the Wall (4)
Episode
10
- Devil's Whisperer (1)
Episode
11
- Devil's Whisperer (2)
Episode
12
- A Call From the Fiery Pit
Episode
13
- The Birth of Satan (1)
Episode
14
- The Birth of Satan (2)
Episode
15
- For the Last Golden Time (1)
Episode
16
- For the Last Golden Time (2)
Voice
It’s 3 minutes for hearers, but a life for the callers. A crime thriller chasing even the slightest sounds to rescue people’s lives calling for urgent help.
Genre: Action, Crime, Drama, Mystery
Director: Ma Jin-won
Actors: Baek Sung-hyun, Kang Seung-yoon, Kim Joong-ki, Kim Kyu-na, Lee Ha-Na, Lee Hana, Maurice Turner Jr., Son Eun-seo, Song Boo-gun, Song Seung-heon
Studio: Content K, keyeast, Studio Dragon