1. The Defendant (Counterclaim Plaintiff) paid KRW 10,000,000 to the Plaintiff (Counterclaim Defendant) and its related amount from August 23, 2016 to August 24, 2017.

1. In the absence of dispute, the Plaintiff and C, the spouse of the Plaintiff, committed an unlawful act. On June 5, 2014, the Plaintiff filed a divorce and damages lawsuit with the Gwangju Family Court, and submitted a written withdrawal of the lawsuit on June 16, 2014. The fact that the said lawsuit was terminated by a lawsuit on July 8, 2014 does not conflict between the parties.

2. Determination as to the claim on the principal lawsuit

가. 인정사실 갑 제2 내지 9호증, 갑 제11호증의 각 기재, 갑 10호증의 음성에 변론 전체의 취지를 종합하면, 피고가 2014. 1.경부터 C과 여러 차례 통화한 사실, C이 2014. 8.경 피고에게 “냉동실에 고기 양념 얼려놨어요, 냉장고에 한번 먹을거 있고, 쌀 냉장고 젤위 갈색통에 불려놨으니까 두 번 나주서 그걸로 밥하구요 밑에 과일통에 브로콜리 있는데 맛없어도 김치 먹고, 보고싶어 바보야 ㅠ”란 문자 메시지를 보낸 사실, 피고가 2014. 6.경부터 같은 해 7.경까지 원고에게 20여 차례에 걸쳐 “가만안둔다”, “A이 너한테 저주가 갈거야 내 목숨과 바꾸더라도, 그게 우리 악연이다. 고통보단 그게 낫겠지. ㅋㅋ”, “니가 개네, 그렇게 비위가 좋으니까 그러고 있지 ㅋㅋ 기억은 지워, 개양치 ㅎㅎ” 등의 문자 메시지를 보낸 사실을 인정할 수 있다.

B. Determination 1) In principle, a third party’s act of infringing on a couple’s communal life falling under the essence of marriage or interfering with the maintenance thereof and infringing on a spouse’s right as a spouse by committing an unlawful act with one’s husband and wife, thereby constituting tort (see, e.g., Supreme Court Decisions 2013Meu2441, May 29, 2015; 2004Da1899, May 13, 2005). 2), in accordance with the above legal principles, it is reasonable to deem that the Defendant was in school with C, knowing that he/she is a spouse of C, according to the above recognition. This is reasonable to deem that the Defendant was in school with C, with the knowledge that he/she is a spouse of C.