崔勝賢：請多多支持「Secret message」

常見問題：

問：4. Q: What was Secret's debut song?
答： A: Secret's debut song was "I Want You Back," released in 2009.

問：7. Q: Has Secret released any albums?
答： A: Yes, Secret has released several albums, including "Moving in Secret," "Secret Time of the Day," and "Letter from Secret."

問：9. Q: What is the reason behind Song Ji-eun's departure from Secret?
答： A: Song Ji-eun left Secret in 2014 to focus on her solo career and acting.