Psychological & Behavioral Intelligence

Kim, Lee Hae, and others Allegedly Murdered by Seol Dong-woon, Suncheon, Jeollanam-do, South Korea

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Human-reviewed analysis

Psychological & Behavioral Intelligence

This source-based behavioral analysis does not establish a clinical diagnosis, motive, or legal finding.

Case Overview

This case involves complex relationship dynamics marked by infidelity, financial exploitation, and escalating domestic conflict culminating in lethal violence. The suspect's criminal background and manipulative behavior contributed to the tragic outcome.

Relationship Dynamics

Kim engaged in a live-in affair with Seol Dong-woon during her husband's long-term absence abroad. Seol exploited Kim financially through fraudulent investment schemes, leading to mounting tension. The suspect's violent tendencies and fear of exposure triggered premeditated murders to eliminate perceived threats and cover up the crime.

Escalation Summary

The pathway escalated from financial fraud and infidelity to planned murder and arson, driven by fear of the husband's return and pressure from the victim to repay money. The suspect's manipulative and violent behavior culminated in a meticulously executed homicide and arson.

Observed Patterns and Case-Specific Context

Each entry separates the reported behavior or state from the analytical strength of the available narration.

Behavior / construct	Person / subject	Detailed case context	Evidence
Financial strain or dependence Relationship stressor	Kim Victim	Kim invested a large sum with Seol, who was a con artist. The loss of this money and the impending return of her husband created significant financial and emotional strain, contributing to conflict. Context or trigger: Investment of 80 million won through suspect leading to loss Reported expression: Pressure and conflict over lost money and demand for repayment	Explicitly reported Confidence: High
Infidelity or competing attachment Relationship stressor	Kim Victim	Kim engaged in a live-in affair with Seol while her husband was abroad, creating a complex family dynamic and emotional conflict. Context or trigger: Affair with Seol Dong-woon during husband's absence Reported expression: Maintaining a relationship with lover, introducing him as 'uncle' to children	Explicitly reported Confidence: High
Jealousy Emotional state	Seol Dong-woon Suspect	Seol became furious upon learning Kim was meeting another man and that her husband was returning soon, which likely triggered the murders. Context or trigger: Victim meeting another man and husband's return approaching Reported expression: Anger and perceived betrayal leading to violent planning	Explicitly reported Confidence: High
Premeditation and planning Planning or impulsivity	Seol Dong-woon Suspect	Seol planned the murders days in advance, hid bodies, staged the scene, and set a delayed fire using gasoline vapor and broken gas valve to mislead investigators. Context or trigger: Planning murders and arson to cover crime and frame older son Reported expression: Meticulous execution of murder, staging, and delayed fire ignition	Explicitly reported Confidence: High
Deception or concealment Behavioral pattern	Seol Dong-woon Suspect	Seol used false names, denied the murders, and pretended to have seizures or injuries to evade interrogation and capture. Context or trigger: Use of aliases and false alibis during investigation Reported expression: Using multiple names, denying involvement, feigning illness	Explicitly reported Confidence: High
Instrumental aggression Offender behavior	Seol Dong-woon Suspect	Seol used lethal force with multiple stab wounds to ensure death of victims, demonstrating calculated aggression to achieve criminal objectives. Context or trigger: Use of violence to eliminate threats and cover crime Reported expression: Stabbing victims multiple times in vital areas	Narrative-supported psychological state Confidence: High
Family opposition or interference Family dynamics	Kim and Seol Dong-woon	The husband's absence allowed the affair, but his imminent return created anxiety and urgency for Seol, contributing to the decision to commit murder. Context or trigger: Husband's long-term absence and impending return Reported expression: Pressure and fear related to husband's return	Explicitly reported Confidence: High
Coercive control Control dynamics	Seol Dong-woon Suspect	Seol exerted control by sending the older son on errands to isolate him and create a false narrative, demonstrating coercive behavior. Context or trigger: Ordering older son to run errands and controlling household Reported expression: Manipulating family members to facilitate crime	Explicitly reported Confidence: High
Maladaptive coping Coping response	Kim Victim	Kim maintained contact with Seol despite knowing his fraudulent nature, possibly driven by hope to recover lost money or emotional attachment. Context or trigger: Continuing relationship with a known con artist Reported expression: Persisting in a harmful relationship despite risks	Explicitly reported Confidence: Moderate
Emotional abuse Control dynamics	Seol Dong-woon Suspect	Seol's behavior included deception, financial exploitation, and intimidation, contributing to a toxic and abusive dynamic. Context or trigger: Manipulation and threats during relationship Reported expression: Exerting psychological pressure and control over victim	Analytical inference Confidence: Moderate

Behavioral Escalation Pathway

Select a stage to expand it; scroll horizontally to follow the full sequence.

Narrative sequence

1 Affair and Financial Exploitation Kim and Seol Dong-woon Infidelity or competing attachment Explicitly reported

Kim met Seol at a hospital in 2009 and began a live-in affair while her husband was abroad. Seol presented himself as an investment expert and convinced Kim to invest large sums, which he embezzled.