From springing in 2011, the Defendant was in a relationship with the victim C (the age of 41, female) and was in a relationship with the victim C (the age of 41), who was living together at the home of the victim in the order of the past South, but the victim did not pay for the apartment management expenses, etc., and was frequently disputed with the victim and the money.

On December 25, 2013, the victim came to know that another male-parent body of the victim had come to the victim's house, and the victim demanded the victim to take a hedging from the victim's house to the other male-parent body. On January 15, 2014, the victim prepared a letter to the effect that the defendant would no longer find the victim's house, but did not think the victim's hedging.

Around February 6, 2014, the Defendant retired from the shipbuilding station in Ulsan-gu, and obtained in Gwangju-gu, and then did not abandon her training against the victim by finding the victim in the vicinity of the restaurant where the victim works. The Defendant called the victim several times to “so many times, only once,” but the victim’s intention to liquidate the relationship with the Defendant while refusing to do so, and the Defendant purchased a knife for committing a crime at a trade name in the Namdong-gu, Seoul-gu, Seoul-gu, on March 19, 2014.

On March 27, 2014, at around 01:54, the Defendant put the knife in the knife in the knife, which was prepared as above, into the knife in the knife in the cremation room, and flife and talked with the victim, while the Defendant flife the knife and flife the belife and flife the belife with the victim, and settled the present internal relationship with the victim, the Defendant flife the knife of the knife in the knife, and flife the knife in the knife.