E1 - Hand

Aired: October 12, 2019

Jo Tae-sik inspects an apparent suicide. After learning that Kim Seung-cheol died in a car accident, Kim Seo-hui can’t get a hold of Jeong Sang-hun.

E2 - Target

Aired: October 13, 2019

Tae-sik and his team look into Sang-hun's disappearance -- and learn he and Seung-cheol were working on something together.

E3 - Bait

Aired: October 19, 2019

When a factory worker he'd been trying to find turns up dead, Tae-sik investigates. Seo-hui forces herself through a tough campaign trail.

E4 - Restart

Aired: October 20, 2019

Another grisly package surfaces. Tae-sik and his team suspect In Dong-gu is involved. Seo-hui tries to understand a bill that her party wants passed.

E5 - The Other Side

Aired: October 26, 2019

Suspecting something is amiss at the mental hospital, the cops send Jeon Ho-gyu undercover. Seo-hui eavesdrops on Hong Min-guk and Dong-gu.

E6 - Disappear

Aired: October 27, 2019

Tae-sik untangles the mystery of the mental hospital -- but Sang-hun remains missing. Seo-hui confronts Jeong Yeong-mun about what he knew.

E7 - Jealousy

Aired: November 02, 2019

The search for answers continues as the police turn their attention to Jin Yeong-min, who turns out to have a long history with Sang-hun.

E8 - Eye

Aired: November 03, 2019

Seo-hui comes clean to Tae-sik about the mysterious messages she's been hiding, and probes into a funeral Sang-hun attended before he vanished.

E9 - KEY

Aired: November 09, 2019

While Tae-sik's reinvestigation into Choe Su-hyeon's death ruffles feathers left and right, Seo-hui asks around about her connection to Sang-hun.

E10 - Bottomless Pit

Aired: November 10, 2019

Ignoring his suspension, Tae-sik chases leads from the list in the USB drive with Seo-hui. Kang Jin-gyeong brings Ho-gyu the dead laptop.

E11 - Framed

Aired: November 16, 2019

Tae-sik recovers the list while on the run from authorities. Meanwhile, Jin-gyeong gets to the bottom of who framed him.

E12 - Disclosure

Aired: November 17, 2019

Tae-sik and Jin-gyeong channel their grief into helping Seo-hui, who discovers a startling truth about what connects the people on the list.

E13 - Real Intention

Aired: November 23, 2019

Getting their hands on damning evidence allows Tae-sik and Jin-gyeong to set a trap. Seo-hui receives another message.

E14 - Survivor

Aired: November 24, 2019

Trying to turn votes against the bill, Seo-hui holds a press conference. Tae-sik tails Yeong-min, who has his own plans for the future of JQ Group.

E15 - Original Sin

Aired: November 30, 2019

If Seo-hui wants to save Sang-hun, she must find one last crucial piece of evidence among her father's things. Yeong-min delivers an ultimatum.

E16 - Those Who Were Silent, Those Who Were Not

Aired: December 01, 2019

Yeong-min and Dong-gu have a final face-to-face. A heartbreaking letter from Sang-hun is difficult to swallow for Seo-hui, but doubly so for Yeong-mun.