

About
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.
Cast
Episodes
Season 1

A Voice in the Dark
When Detective Moo Jin Hyuk's wife is brutally murdered, Kang Kwon Joo, an officer with superior auditory abilities, listens on the other end of the 911 call. Three years later, Jin Hyuk and Kwon Joo find themselves working together.

Healing Mother's Two Faces (1)
Jin Hyuk rushes to get to Bok Rim before it's too late. Kwon Joo compiles officers with varying expertise for her Golden Time Team.

Healing Mother's Two Faces (2)
Time is running out for Ah Ram as Kwon Joo tries to decipher the xylophone sound. Kwon Joo tells Jin Hyuk her side of what happened three years ago.

Dark Generic Bell Sound: The Secret of the Chocolate Box (1)
When Go Dong Chul's death is ruled a suicide, Kwon Joo realizes she must take things into her own hands. Jin Hyuk hurries to find the victim, whom he knows personally, of a kidnapping case.

Dark Generic Bell Sound: The Secret of the Chocolate Box (2)
The clock is rapidly ticking for Kwon Joo as her captors prepare to bury her alive. Meanwhile, Eun Byul's own life is in danger as she's hidden in a location unknown to the police.

Secret of the Trash House: The Pupil in the Wall (1)
Kyung Il reveals to Kwon Joo that he witnessed her father's murder. Jin Hyuk and Kwon Joo go off on their own, feeling closer than ever to finding the perpetrator.

Secret of the Trash House: The Pupil in the Wall (2)
When a dead body falls out of a supposed victim's closet, Jin Hyuk and Kwon Joo realize the case goes much deeper than they had initially expected.

Secret of the Trash House: The Pupil in the Wall (3)
Jin Hyuk tries to escape the clutches of Good Friend, who don't quite live up to their name. The hunt for the perpetrator continues, but he is not an easy target.
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