전설의 연습생
- Language한국어/조선말
- First Air
- Last Air
Training period itself was 15 years! Sangam-dong's legendary trainee Soon Kyu and world class idol seniors who came to teach us the secret on how to debut!
- Talk
Training period itself was 15 years! Sangam-dong's legendary trainee Soon Kyu and world class idol seniors who came to teach us the secret on how to debut!