Woman whose body was found in the Han River... Questions about the murder weapon stuck in her chest = South Korea

A woman's body was discovered in Hangang Park near the Olympic Bridge in Seoul, South Korea, shocking people. A murder weapon was reportedly stuck in his chest. It is clear that the victim purchased the murder weapon directly.
However, the incident is shrouded in mystery. At around 8:07 p.m. on the 6th of this month, police and fire authorities received a report that a person had fallen into the Hangang River and was not moving at Hangang Park near the Seoul Olympic Bridge.
and was dispatched. Paramedics pulled out Ms. A, a woman in her 30s, and transported her to a hospital, where she was confirmed dead. A murder weapon was stuck in Mr. A's chest. Mr. A left his home that afternoon and took public transportation.
I headed to Seoul using the agency. It is understood that he then entered Hangang Park at around 7:30 pm that day. The police said that the murder weapon that came out of Mr. A's body was directly taken from her in Icheon City, Gyeonggi Province.
It was announced that an investigation had been conducted into the purchase at his home on the same day. Police believe that the possibility of murder is not high because Mr. A purchased the item directly. From the time you left home until you were discovered in the body, you had no contact with other people.
There was no actual contact. On the 8th, the National Institute of Forensic Sciences, which was in charge of the autopsy, informed the police of the primary finding that Mr. A's cause of death was ``excessive bleeding in organs (lungs) due to a stab wound on the left side of the chest.''
Experts have also come up with various interpretations regarding this incident. On the 11th, lawyer Song Soo-ho, who has extensive experience in criminal cases, said on a radio media outlet that the police's ``possibility of murder is slim.''
He questioned this conclusion, saying, ``It seems like there is a possibility that it was a homicide.'' Lawyer Son said the reason why the police judged the possibility of murder to be low was because there were no contacts along the route.
He explained that, △He had no contacts along the Han River, which was the location of the incident, as well as his travel route, △There were no signs that he had defended himself, and △He had purchased the murder weapon himself. However, Sonben
If the guard had stabbed himself in the chest and then walked into the Han River, there is a high possibility that he died from drowning, but the cause of death was ``excessive bleeding'', so it was ruled a homicide. keeping in mind the possibility of
He said he had to investigate. Professor Oh Yun-sung of the Department of Police Administration at Sooncheonhyang University said in an interview with a media outlet, ``When a person stabs himself with a weapon, he has a strong will.
"Even if you have a lot of equipment, it's not easy to sustain a penetrating injury." Professor Oh said, ``Based on the police's statements, we can conclude that an ordinary woman stabbed herself, and that she stabbed herself after going into the water.
``Both of these are extremely unusual.'' ``If he had a history of mental illness, including delusions of having to hurt himself, there is a possibility that he could have used such supernatural force in an instant.''
We need to come up with a more comprehensive explanation." Meanwhile, police say they believe the possibility of murder is low and plan to conduct additional investigation based on statements from the bereaved family and analysis of security cameras.