A successful detective and a rookie cop with a talent for voice profiling team up to catch the killer who murdered their loved ones.
EPISODE 1
Episode 1
Moo Jin-hyuk and Kang Kwon-joo try to save Bok-rim from an assailant; Kwon-joo hears the sound of a blunt weapon through a phone call with Bok-rim.
EPISODE 2
Episode 2
Moo Jin-hyuk appears in front of Bok-rim in time to stop an emergency; a seven-year-old claims her mother stabbed her; Kang Kwon-joo orders all members of the Golden Time Team to mobilize.
EPISODE 3
Episode 3
A scream of seven-year-old echoes through the call center; with Ah-ram's life on the line, Jin-hyuk and Kwon-joo try to save Ah-ram; the Eunhyung-dong murder case from three years ago is revealed by Kwon-joo.
EPISODE 4
Episode 4
Park Eun-soo says her younger sister, Park Eun-byul, has been kidnapped; Eun-byul bumps against the truck with her hands tied, desperate to save her life.
EPISODE 5
Episode 5
Jin-hyuk and Kwon-joo solve a heavy case; without time to catch their breath, the Golden Time Team rushes out after a call that Park Eun-byul, the younger sister of Park Eun-soo, has been kidnapped.
EPISODE 6
Episode 6
Hwang Kyung-il ruminates the father's eulogy, which only Kwon-joo knows; the Golden Time Team receives a call that someone with a weapon is attacking an old lady with Alzheimer's disease.
Lee Ha-na
Son Eun-seo
Song Seung-heon
Kim Joong-Ki
Baek Sung-hyun
Jang Hyuk
Lee Jin-wook
Kim Jae-wook
Kwon Yul
Kim Hong-seon
Nam Ki-hoon