Voice

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.

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.

A scream of a 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.

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.

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.

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.

Questions grow as the truth of the corpse found in the garbage house is revealed; the hidden story of the old lady with Alzheimer's disease is revealed.

An unknown massive gang seeks Jin-hyuk's life; the Golden Time Team gives their all to save Jin-hyuk's life.

Kwon-joo and Jin-hyuk boost their investigation to find the serial killer's identity; a caller claims that Oh Hyeon-ho apparently takes drugs and causes violence regularly.

The Golden Time Team finishes the hostage crime of Oh Hyeon-ho; they run to her when the team finds out Hyeon-ho's stalker has their eye on Park Eun-soo; Nam Sang-tae forms a new plan.

The black shadow reveals itself as Jin-hyuk's son Dong-woo; the identity of the serial killer reveals more; the Golden Time Team heads to the Nackwon Welfare Center, dealing with the chaos of a hostage situation and suicide.

The Golden Time Team solves the case of the welfare center; Mo Tae-goo and Nam Sang-tae develop a plan to kill Jin-hyuk.

Jin-hyuk heads to see Nam Sang-tae to learn the truth behind the death of Jin-hyuk's wife, Heo Ji-hye.

Moo Jin-hyuk and Kang Kwon-joo come face to face with the serial killer Mo Tae-goo; Kwon-joo's body shakes as she remembers the voice of the serial killer.

Jin-hyuk and Dae-shik expect heavy casualties from the bus crash; the truth behind the bus crash, the unimaginable abuse of power, and the massive company's tyranny are revealed.

Moo Jin-hyuk and Kang Kwon-joo come face to face with Mo Tae-goo; as they witness the murder scene, the Golden Time Team fight to catch Mo Tae-goo.