A Sungkyunkwan University student surrendered to police after posting an online threat to commit violence with a knife on the university’s online community. The post, made on an internal forum, warned of a potential attack on the school’s athletic field. Authorities in Hwaseong and Seoul were alerted and initiated an investigation following the online message. The student voluntarily turned themselves in to police, prompting immediate detention for questioning. Details regarding the student’s motives and potential plans are currently under investigation. The university has been notified and is cooperating with law enforcement officials to ensure campus safety. No injuries have been reported at this time.