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
계약해제를 원하시면 서면으로 통지해야 합니다.gyeyakhaeje-reul wonhasimyeon seomyeon-euro tongjihaeya hamnida.If you want to rescind the contract, you must notify in writing.