show
Voice
TMDBJan 14, 2017
TMDB7.3Trakt7.6
CreatorMa Jin-won
Rated
FSK 16 · TV-MA
Runtime
1h 0m/ep
Status
Ended
Network
OCN
Episodes
4 seasons · 58 eps
Language
Korean
Country
South Korea
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.
