1. All of the plaintiffs' claims are dismissed.

2. The costs of lawsuit are assessed against the plaintiffs.

1. Facts of recognition;

A. Both the plaintiffs and the defendant work in a Bupyeong factory (hereinafter referred to as “compact factory”) of a lawing beverage company (hereinafter referred to as “compact beverage company”).

B. On September 27, 2017, the Defendant sent an anonymous document (hereinafter “instant document”) containing the content, such as “the Plaintiff is making bylaws within the company and using public funds,” to a non-party company’s ethical management team at the Incheon Dong Office for Operations (hereinafter “instant mail”).

The term "persons inside the said postal bags" was indicated as "Yyeong-gu, Bupyeong-gu, Bupyeong-gu, Bupyeong-gu, Bupyeong-gu, Bupyeong-gu, Incheon, 449-9", and the term "persons receiving" as "Seoul Songpa-gu, 35Dao 42, 42 Round-ro, 6th Rounding ethical management team".

C. However, on October 11, 2017, the instant postal item was returned to the Bupyeong Factory due to clerical errors in the domicile of the Plaintiffs and other employees, and the content of the instant postal item was known to other employees by opening the instant postal item in the presence of the Plaintiffs and other employees.

Accordingly, the plaintiffs confirmed that the defendant prepared the document of this case and sent the mail of this case, and filed a complaint against the defendant as defamation. On April 26, 2018, the prosecutor of the Incheon District Prosecutors' Office issued a disposition not to institute a non-prosecution disposition on the following grounds.

공연성 여부 - 고소인들(원고들)과 피의자(피고) 모두 내부 감사부서인 윤리경영팀으로 발송 됐어야 할 본 문건이 주소지 오(吳)기재로 인하여 당사자들이 근무하는 부평공장으로 반송 되면서 그 내용을 고소인들 포함 직원들이 알게 된 것이라고 공통으로 진술하는 것으로, - 이는 중간에 예견할 수 없는 변수가 발생하여 결과적으로 불특정 또는 다수인에게 전파가 된 사항으로 이를 이유로 피의자에게 처음부터...