The term of imprisonment for A and B is 20 years, the term of imprisonment for Defendant C is 12 years, the short term of 7 years, and the defendant D is 7 years.

1. Defendant A, B, and C homicide was a high school person; Defendant B was a university person; Defendant C was a high school person; Defendant C was a high school person; Defendant D was a person who completed the two years at a university.

(However, Defendant A and C retired from high school after the instant crime). Defendant A became aware of Defendant C at the KOS press festival, Defendant B received the introduction of Defendant C through his seaton M, and Defendant A and B became aware of the introduction of Defendant C.

Defendant

C became aware of Defendant D through the introduction of a friendship around 2011, and Defendant D became aware of the victim’sO (19 years of age) through the introduction of a friendship at the Internet game “N” website around March 201, and Defendant A and C became aware of the victim’s identity through the introduction of Defendant D. Since December 25, 2011, Defendant A and Defendant C became a person who was affiliated with the victim, and Defendant D became a person who was affiliated with the victim from January 1, 2012.

Defendant

D From March 2012, 2012, Defendant A, a high school student, sent out English and extra language language to Defendant A, and Defendant D, as a university student, was in charge of the role as a de facto counterer of the Internet Bande and room, such as where Defendant A, C, etc. entered the Internet Bande and the Kakao Kakao Stockholm room and divided almost every day conversations.

Since then, Defendant A, C, and victim et al. were led by Defendant D in the course of operating the Internet broadband, which the victim was able to have been able to run without respecting the opinions of the members, and due to this, there was a minor dispute between Defendant A, C, D and the victim. However, while maintaining the relationship between Defendant D and the victim, the victim did not have a serious verbal dispute or expressed a desire.

Defendant D, on April 1, 2012, became liquidated of the relationship with the victim by a unilateral declaration of decision by the victim;

4.2.In light of the victim's own operation of the victim's Banb and a remote tabs, etc. in the reading room.