Character Relationship Map: Bad Prosecutor

Characters

• Jin Jung (played by Doh Kyung-soo) — protagonist
• Shin Ah-ra (played by Lee Se-hee) — protagonist
• Oh Do-hwan (played by Ha Jun) — supporting
• Park Jae-kyung (played by Kim Sang-ho) — supporting
• Kim Tae-ho (played by Kim Tae-woo) — minor
• Lee Jang-won (played by Choi Gwang-il) — minor

Canonical Relationships

Family, romantic, and professional connections based on plot evidence.

• Lee Jang-won → Kim Tae-ho (District prosecution succession) — Their relationship is defined by succession within the prosecutorial institution.

  "After Deputy Chief Prosecutor Lee Jang-won's death, Kim Tae-ho becomes the new head district prosecutor."

• Jin Jung → Lee Jang-won (Prosecutorial connection) — Their professional connection is defined by an investigation that challenges the official handling of a senior prosecutor's death.

  "Jin Jung initially pursues Deputy Chief Prosecutor Lee and later focuses on proving that Lee Jang-won's death was homicide rather than suicide."

• Shin Ah-ra → Kim Tae-ho (Institutional opposition) — Their connection reflects the tension between the established prosecutorial hierarchy and the independent investigation.

  "Kim Tae-ho's appointment as head district prosecutor changes the prosecutorial power structure while Shin Ah-ra continues investigating the case with...

• Park Jae-kyung → Kim Tae-ho (Prosecutorial colleagues) — Their connection is primarily institutional rather than personal.

  "Both are prosecutors operating within the same prosecutorial system while the district leadership changes during the investigation."

Story Dynamics

Alliances, conflicts, and narrative interactions that evolve throughout the story.

• Jin Jung → Kim Tae-ho (Prosecutorial opponents) — Their professional conflict becomes a direct struggle over arrest power, evidence, and control of the investigation.

  "Kim Tae-ho becomes the new head district prosecutor, arrests Jin Jung for Lee Jang-won's murder, and later is put behind bars by Jin Jung."

• Jin Jung → Shin Ah-ra (Investigative allies) — Their relationship develops from professional cooperation into a dependable investigative partnership.

  "Shin Ah-ra joins Jin Jung in pursuing the person behind the Seocho-dong murder case. She later finds him wounded and helps him reach Park Jae-kyung's...

• Jin Jung → Park Jae-kyung (Investigator and key informant) — Jae-kyung's information and death transform Jin Jung's investigation into a personal campaign for accountability.

  "Jae-kyung tells Jin Jung about the past, and his death motivates Jin Jung to pursue the case more aggressively."

• Jin Jung → Oh Do-hwan (Case-supporting allies) — Oh Do-hwan becomes an important source of assistance at the decisive stage of the case.

  "Oh Do-hwan helps Jin Jung obtain the evidence needed to put the central suspect on the stand in the final episode."

• Shin Ah-ra → Park Jae-kyung (Investigative associates) — Their connection is based on coordinated assistance during the investigation.

  "When Jin Jung is wounded, Shin Ah-ra rushes him to Park Jae-kyung's house for help, linking her investigation with Jae-kyung's support network."

Story Analysis

The single-season narrative follows Jin Jung from a suppressed murder investigation through institutional conflict, personal loss, and a final courtroom confrontation.

Plot Progression

1. Season 1: The Suppressed Case — Jin Jung receives an unusual murder case and discovers irregularities. Institutional pressure stops his investigation and sends him to the Civil Affairs Division, where he finds a new lead.
2. Season 1: Death At The Top — Jin Jung publicly challenges the prosecutorial leadership during an inauguration ceremony. Lee Jang-won's death then turns the disputed case into a homicide investigation.
3. Season 1: Fugitive Investigation — Kim Tae-ho arrests Jin Jung, forcing him to escape and clear his name. Shin Ah-ra and Park Jae-kyung help him recover while the team pursues new leads.
4. Season 1: Breaking The Cover-up — Jin Jung targets the fabricated autopsy report and defeats Tae-ho's immediate opposition. The investigation then expands from the visible suspects to the deeper origin of the case.
5. Season 1: The Final Testimony — Information about the past links the investigation to Jin Jung's family history, while Park Jae-kyung's death deepens the personal stakes. Evidence and a shocking witness carry the case into its final...