On the September 20 airing of 'Song Eun Yi and Kim Sook's Unnies' Radio', Hyorin revealed, "I'm working on self-composed songs. There are many songs that haven't been revealed yet. I might not use them if they don't turn out well."

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The DJs asked if anyone asked her for songs, and Hyorin answered, "The Cultwo members asked me in the past. Recently, Soyu asked me to give her a song if there's one that fits her well. I don't have one yet so I told her I will make one."