Incident in Seogwipo, Jeju... Urine Attack Follows Two Months Later
Teachers’ Union: “Open-Access School Structure Threatens Safety”

At an elementary school in Seogwipo, Jeju, a series of incidents occurred where bodily fluids were found in a portable tumbler used by a female teacher in her 20s, and an intruder later broke into the same classroom again to urinate on a teacher’s chair. These back-to-back incidents have raised serious concerns over the school’s safety system. The teachers’ union has called for a thorough investigation and demanded improvements to the security gaps created by the school’s open-access structure.


According to the Jeju Teachers’ Union on June 16, on April 28 of this year, a female teacher, Ms. A, working at an elementary school in Seogwipo, discovered a suspicious liquid in her portable cup after returning from a field trip. She reported this to the police the next day, and a police investigation confirmed that the liquid was male bodily fluid.


Portable cup involved in bodily fluid attack. Provided by Jeju Teachers' Union

Portable cup involved in bodily fluid attack. Provided by Jeju Teachers' Union

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It was determined that someone had trespassed into the classroom and committed a crime against the teacher’s personal belongings. The victimized teacher suffered severe psychological trauma and took medical leave. Following this incident, the school independently installed closed-circuit (CC) TV cameras in the classroom hallway.


The incidents did not end there. About a month later, on the morning of the 5th, a substitute part-time instructor, hired during Ms. A’s medical leave, reported to work and discovered urine on the teacher’s chair in the classroom, prompting another call to the police.


During the investigation, the police suspected that a male student from a nearby high school was responsible and are conducting their inquiry in the presence of the student’s parents. Previously, on the 8th, police apprehended a high school student, referred to as Mr. B, on charges of property damage and trespassing.


The victimized teacher stated, “I am afraid that photos might have been taken in the classroom while I was away, or that there may have been other offenses.” She requested that forensic investigations be conducted on her mobile phone and computer to thoroughly determine whether there was any illegal filming or the possibility of additional crimes.


The Seogwipo Police Station is conducting a non-custodial investigation into Mr. B for property damage and trespassing.



The union called on the police to form a dedicated investigation team and to thoroughly investigate the possibility of further crimes. In addition, they urged the Jeju Provincial Office of Education to undertake a comprehensive overhaul of the school’s safety system, including the establishment of access control systems, increased security personnel, and expanded CCTV coverage.


This content was produced with the assistance of AI translation services.

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