Secret (말할 수 없는 비밀) Lyrics Yun DDan DDan (윤딴딴) Single: Going to You at a Speed of 493km OST너에게 가는 속도 493km OST Part.2Genre: OST, K-Pop Label: MLD EntertainmentReleased date: 2022.04.22Language: Korean ROMANIZED LYRICS nan algo isseosseocheoeum bon geu sungangeu jjalbeun insadoeosaekan useumdomodu uimiga itdan geol nunbusin eoneu nalhaetsalcheoreom dagaon … [Read more...] about Yun DDan DDan – Secret Lyrics (Going to You at a Speed of 493km OST)