← Back to South Korea casesKim Allegedly Murdered by Lee, Seoul, South Korea
Case Summary
In 2015, Kim, a 26-year-old woman with a promising career, was strangled to death by her 25-year-old boyfriend Lee after she decided to break up. Lee had a history of possessiveness and dating violence. After killing Kim while she was asleep, Lee concealed the crime by burying her body in cement in a remote mountain area. He deceived Kim's family by sending texts pretending to be her for over two weeks. Lee was arrested, tried, and sentenced to 18 years in prison. The case highlights issues of dating violence, stalking, and the challenges victims face in seeking help.
Basic Information
Country: South Korea
State/Province: None
City/Region: Seoul
Incident Type: Domestic Violence Homicide
Relationship Status: Dating
Relationship Duration: Approximately 1 year
Incident Date: May 2, 2015
Relationship Journey
Relationship Origins:
- Met at Workplace
- Dating app
Relationship Stages:
- Dating
Analysis
Contributing Factors:
- Domestic Violence Allegation
- Domestic Conflict
- Love obsession
- Divorce / Separation
Red Flags:
- Deception after incident
- Escalation Pattern / Violence
- Manipulative behavior
- Threats
- Stalking / Repeated Harassment
- Divorce Pending / Recent Separation
Motives:
- Jealousy
- Control/domination
- Eliminate romantic partner
Relationship Outcomes:
- Legal case ongoing
- Homicide during marriage
- Arrest made
- Deadbody recovery
People Link Graph
Relationship Journey Graph
Origin
- Met at Workplace
- Dating app
How the relationship or connection began.
Status
- Dating
Approximately 1 year
Stages
- Dating
Important relationship phases recorded for this case.
Warning Signals
- Deception after incident
- Escalation Pattern / Violence
- Manipulative behavior
- Threats
- Stalking / Repeated Harassment
- Divorce Pending / Recent Separation
Reported red flags or early concern points.
Pressure Points
- Domestic Violence Allegation
- Domestic Conflict
- Love obsession
- Divorce / Separation
- Jealousy
- Control/domination
- Eliminate romantic partner
Contributing factors and possible motives from the available sources.
Incident
2015-05-02
Outcome
- Legal case ongoing
- Homicide during marriage
- Arrest made
- Deadbody recovery
Recorded relationship or case outcome.
Sources
English labels are shown first. Original-language titles are preserved for source verification.
Kim Allegedly Murdered by Lee, Seoul, South Korea
김복준의 사건속으로 · Original language: Korean
View original title
[다시보는 대한민국살인사건 9화] - 결별요구 여친 암매장 살인사건
AI Intelligence Assessment
Relationship Pattern
Dating Violence
Pattern Analysis
The perpetrator exhibited possessiveness and habitual dating violence, including physical abuse witnessed by colleagues. The victim attempted to break up multiple times but was manipulated and subjected to repeated violence. The perpetrator's behavior escalated to murder following the victim's decision to end the relationship, followed by a deceptive cover-up involving impersonation via text messages and body concealment.
Investigative Notes
Police investigation confirmed the murder and body concealment. CCTV footage captured the perpetrator moving the body. The perpetrator was arrested and sentenced to 18 years imprisonment after trial. The court rejected claims of accidental death. The perpetrator attempted to deceive the family and authorities by sending texts impersonating the victim. Electronic monitoring was requested and eventually approved. The victim's family testified in court, expressing grief and dissatisfaction with the sentence length.
Investigation Confusion
Initial claims by the perpetrator suggested accidental death and death by asthma, which were disproven by autopsy and investigation. There was speculation about accomplices, but police concluded it was a solo crime. The perpetrator's changing narratives complicated the investigation.
Case Reconstruction / Puzzle Pieces
Kim and Lee met at an English academy in Busan where Kim was an instructor and Lee a student. Their relationship involved repeated violence and control by Lee. Kim secured a high-paying job and decided to break up in May 2015 while staying at Lee's officetel in Seoul. Lee strangled Kim while she was asleep on May 2, 2015. He kept the body for two days, then planned and executed a burial in cement in a remote mountain area in Jecheon. He sent deceptive texts to Kim's family pretending she was alive. After pressure from the family and company, Lee surrendered to police on May 18, 2015. The body was exhumed and evidence collected. Lee was tried and sentenced to 18 years imprisonment.
Risk Assessment
High risk due to repeated physical violence, possessiveness, stalking behavior, and escalation to lethal violence. The perpetrator demonstrated planning and deception, indicating a dangerous offender with potential for further harm if not contained.
Key Takeaways
Early signs of dating violence and stalking should prompt immediate intervention and reporting. Victims may conceal abuse due to fear or shame, highlighting the importance of support from friends and family. Perpetrators may use deception and manipulation to cover crimes. Legal systems must address stalking and dating violence with appropriate penalties and protective measures.
AI Case Q&A
What early signals mattered most?
Severe bruising and broken finger on the victim, witnessed physical abuse, possessive and controlling behavior by the perpetrator, repeated begging and violence cycles.
Which clues helped connect the case?
Recorded phone call where victim confided about abuse, photos of injuries, colleagues' eyewitness accounts, CCTV footage of body disposal, deceptive texts sent from victim's phone.
Which evidence types appeared strongest?
Autopsy confirming strangulation, CCTV footage, forensic evidence from burial site, victim's injury photos, perpetrator's confession and written crime details on laptop.
Witness / Eyewitness Statements
Colleagues witnessed physical abuse and bruises on victim. Victim's friend recorded a phone call where victim described abuse. Family members testified in court about victim's behavior and perpetrator's demeanor. Police and first responders reported on crime scene and investigation.
How did follow-up reports change the understanding?
Initial claims of accidental death and asthma-related death were disproven. Investigation clarified the premeditated nature of the crime and deception used by the perpetrator. Sentencing increased from 13 to 18 years after court review. Electronic monitoring was eventually approved.
What remained unclear?
Exact details of any prior assaults causing fractures remain unclear due to decomposition. The perpetrator's mental state and claims of intoxication remain disputed. Potential for accomplices was investigated but ruled out.