The plaintiffs are married couple.

In addition, at around 2007, the defendant was the third-year student of high school at the time when the plaintiff A was employed as an instructor at the art education institute specialized in the Seoul Mapo-gu Seoul Metropolitan Government D School.

On August 4, 2016, the defendant posted the following articles on his account:

CF on March 20, 2017, the Defendant posted the following letters and pictures to his account:

(C) On March 23, 2018, the Defendant posted the following comments and comments on its account:

C GH I I I C Defendant was indicted of summary defamation on the ground that it is difficult to deem that there was a false perception as to whether the publicly alleged content of the Act on Promotion, etc. of Information and Communications Network Utilization and Information Protection (Defamation) was false with respect to the posting of the said writing, picture, etc.

The summary order of KRW 500,000 was issued due to the crime of insult, and the formal trial was requested and withdrawn, and the above summary order became final and conclusive.

(In addition, from September 2011 to September 2011, the Defendant posted on its own E, comments, comments, etc. similar to the above mentioned above, referring Plaintiff A.

The defendant E-gu, etc. shows about about 1,194 persons as of May 2018. [Grounds]: The defendant has a duty to see that the plaintiff A and its wife suffered mental damage due to the defendant's above acts, in light of the fact that there is no dispute, the entry of Gap 1 through 8, the fact of recognition, the whole purport of the arguments, the fact of recognition, the contents of comments, comments, photographs, etc. posted by the defendant, the size of the defendant E-gu, the period during which the plaintiff A posted his E-gu, and the circumstances that the plaintiff A currently suffered significant influence on the reputation, etc.

In addition, the above circumstances and the content of comments and comments posted by the Defendant.