7.1
2017
ko
Original Title
Overview
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.
Seasons & Episodes
4 Seasons - 58 Episodes
Last Air Date
July 31, 2021
Crime
Drama
Kang Kwon-ju
Park Eun-Soo
Park Joong-Ki
Goo Gwang-Soo
Shim Dae-Sik
Do Kang-woo
Jin Seo-Yool
Yang Choon-Byung
Mu Jin-hyuk
Oh Hyun-Ho
Bae Byung-Gon
Kang Kook-Hwan
Jang Kyung-Hak
Mo Tae-Goo
Cheon Sang-Pil
