Air date: 2023-08-04

Runtime: 71 min

A bound corpse emerges following a serial arson. The first responders to unite in the investigation.

Air date: 2023-08-05

Runtime: 61 min

Two fires break out in different locations. The first responders find themselves in a crisis.

Air date: 2023-08-11

Runtime: 70 min

The first responders and the NFS cooperate to uncover clues to the serial arsonist.

Air date: 2023-08-12

Runtime: 61 min

The arsonist's final plan gets revealed. Can Ho-gae save everyone from danger and catch the criminal?

Air date: 2023-08-18

Runtime: 71 min

When a murder occurs at Myeong-pil's villa, Ho-gae leaves his post and joins the case. Kang Do-ha joins the National Forensic Service.

Air date: 2023-08-19

Runtime: 59 min

Do-ha concludes that the death at the villa was an accident, but Ho-gae continues his investigation. Do-ha uncovers the dark side of the neighbours.

Air date: 2023-08-25

Runtime: 68 min

An unidentified body is found after a brawl at a junkyard. A crisis arises during the autopsy.

Air date: 2023-08-26

Runtime: 59 min

Criminals plan to endanger the NFS building. Can the team safeguard the place?

Air date: 2023-09-01

Runtime: 70 min

The police and fire department respond to an urgent call about a horrifying incident regarding organ extractions.

Air date: 2023-09-02

Runtime: 60 min

Ho-gae delves into the investigation of Ma Joong-do's murder and reopens a past murder case and prison escape.

Air date: 2023-09-08

Runtime: 70 min

Ho-gae vanishes after a caravan explosion. Amidst the chaos, a showdown is drawing near.

Air date: 2023-09-09

Runtime: 71 min

Supported by the NFS, the first responders confront the sinister mastermind in a decisive showdown.