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!
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[전설의 연습생] 상암동 레전드! 15년차 연습생 순규! ㄴ상상도 못한 정체ㄱ 大.공.개. l 티저(Teaser)
