About the TV Show
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First Air Date: January 14, 2017
|First Aired on||:||2017|
|Created By||:||Ma Jin-won|
|Seasons/Episodes||:||58 episodes in 4 Seasons|
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.