[人氣歌謠] Secret - I'm In Love

常見問題：

問：6. Q: What is Secret's most popular song?
答： A: Secret's most popular song is "Poison," which was released in 2014 and became a huge hit in South Korea.

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.

問：人氣歌謠是什麼意思？
答：人氣歌謠是指在音樂排行榜上排名靠前、受到廣泛歡迎的歌曲。