Black Friday: lifetime access is on a special offer in the app, until November 30. Black Friday: special offer on lifetime access, until November 30. Download
관계법은 사람들 간의 법적 관계를 규정합니다.gwangye-beobeun saramdeul gan-ui beobjeok gwangyereul gyujeonghamnida.The law of relationships regulates the legal relationships between people.