4 Season
58 Episode
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.
- Country : South Korea
- Genre : Crime, Drama
- Director : Ma Jin-won
- Cast : Lee Ha-na, Song Seung-heon, Son Eun-seo, Kim Joong-ki, Baek Sung-hyun, Song Boo-gun