The 6th part of her solo project will include 4 songs, and all four song will have MVs. Not only that, but the songs will be released through an 11-track LP that combines the other songs throughout her project.

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One of the songs on the album will be a solo version of MAMAMOO's "Star Wind Flower Sun", a song Solar composed. 

The 6th part of 'Solar Emotion' will be out on April 24 at 6PM KST.