Character Relationship Map: Part-Time Spy

Characters

• Jang Young-Sil (played by Kang Ye-won) — protagonist

  Jang Young-Sil is a frustrated temporary worker nearing the end of her contract and desperate for permanent employment. Recruited by the NSA, she infiltrates a company suspected of running a phishing...

• Na Jung-An (played by Han Chae-a) — supporting

  Na Jung-An is a volatile senior employee at the company who is secretly an Intellectual Crimes Unit detective. She notices suspicious behavior among the workers and becomes Jang Young-Sil’s investigat...

• Min-Suk (played by Namkoong Min) — supporting

  Min-Suk presents himself as the welcoming president of the company infiltrated by Jang Young-Sil. He promotes the organization as supportive and family-like while investigators attempt to lure him int...

• Department Head Yang (played by Kim Min-kyo) — supporting

  Department Head Yang is identified in the investigation through a suspicious SIM card found during the search of a locked computer. The card contains only two contacts, including Yang, and also refere...

Story Dynamics

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

• Na Jung-An → Department Head Yang (Narrative Case Connection) — The SIM-card clue links Yang to the case surrounding Na's investigation.

  The investigation identifies a suspicious SIM card containing a contact for Department Head Yang while Na is investigating the company.

• Jang Young-Sil → Department Head Yang (Unknown Investigative Lead) — Department Head Yang becomes an investigative lead connected to the suspicious SIM card.

  Jang investigates a suspicious SIM card containing two contacts, one of which is Department Head Yang.

• Na Jung-An → Min-Suk (Conflict Investigator And Suspect) — Na's investigation places her in direct danger from Min-Suk's criminal organization.

  Na recognizes suspicious behavior among the workers while Min-Suk leads the company being investigated. The criminals later capture and beat Na during...

• Jang Young-Sil → Min-Suk (Conflict Undercover Investigator And Target) — Jang's covert mission directly threatens Min-Suk's organization.

  Jang is assigned to infiltrate Min-Suk's company and gather evidence from inside. Min-Suk presents himself as the welcoming president of the organizat...

• Jang Young-Sil → Na Jung-An (Alliance Investigative Partner) — They become aligned through the undercover investigation despite operating under different identities.

  Jang works inside the company while Na investigates suspicious behavior as a secretly embedded Intellectual Crimes Unit detective. Jang later worries...

Story Analysis

A temporary worker enters an undercover investigation, discovers institutional betrayal, and faces an uncertain outcome after trying to save her investigative ally.

Plot Progression

1. A Temporary Worker’s Chance — Jang Young-Sil struggles with repeated civil-service failures and the approaching end of her temporary contract. The NSA recruits her for an undercover operation and offers support connected to the as...
2. Secrets Inside the Office — Jang infiltrates the company and meets Na Jung-An, a senior employee secretly working as an Intellectual Crimes Unit detective. Searches of a locked computer and a suspicious SIM card produce new inve...
3. The Operation Unravels — Investigators try to lure Min-Suk into exposing the organization, but the criminals detect surveillance. A car chase, agency dispute, and eventual cooperation raise the operational stakes.
4. Betrayal at Headquarters — Na disappears, prompting Jang to help plan a raid on the company headquarters. The raid reveals that Na has been captured and beaten, while Jang is abandoned and denied the permanent future she expect...