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
이 음악을 들을 때 심잡음이 너무 커서 집중하기 힘들어요.i eumageul deureul ttae simjabeumi neomu keoseo jipjunghagi himdeureoyo.When I listen to this music, the background noise is too loud to concentrate.