A primary school teacher became a perpetrator of a heinous crime when she enticed her 7-year-old pupil into a room, only to strangle and stab her to death.
The tragic event unfolded in Daejeon, South Korea, where Kim Ha-neul met her untimely demise on a Monday evening, all because the teacher felt “annoyed.”
![Framed photo of a smiling girl surrounded by flowers.](https://www.thesun.co.uk/wp-content/uploads/2025/02/NINTCHDBPICT000971160268.jpg?strip=all&w=360)
![Mourners leave flowers outside a school following the death of a pupil.](https://www.thesun.co.uk/wp-content/uploads/2025/02/people-mourn-death-pupil-stabbed-971079708.jpg?strip=all&w=960)
![People gathered outside a South Korean elementary school at night following a student's death.](https://www.thesun.co.uk/wp-content/uploads/2025/02/2025-teacher-stabbed-eight-year-970869099.jpg?strip=all&w=960)
![Two South Korean police officers patrolling near a subway station.](https://www.thesun.co.uk/wp-content/uploads/2025/02/5e40adf1-b8e8-486d-8a94-31ca931cb5e1.jpg?strip=all&w=960)
The 48-year-old educator at the school coaxed the young girl into a secluded room under the guise of being the last student to depart the class.
The adult, who has not been named, admitted to killing her student in a frenzied attack.
This killer teacher was hospitalised with self-inflicted stab wounds, per The Times.
The teacher told police: “I got annoyed just three days after returning to work.”
She has been off work for three weeks in December with depression.
The teacher reportedly told police she bought a knife from a local shop on earlier on Monday.
She then came back to the school and saw Ha-neul when she was about to leave an after-school class.
The teacher described why she chose to stab the 7-year-old to death.
She told cops: “I didn’t care who [it was].
“[I chose] the last student to leave the after-school programme, to die together.
“I said I had a book to give her and took the student into the audiovisual room. Then I strangled and stabbed her.”
The killer teacher had showed some worrying signs following several outbursts after returning to work.
Earlier on the fatal say she damaged a computer in a violent blowup over slow internet speeds.
Several days before this, she twisted the arm of a follow teacher who asked how she was.
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