There are 5 tracks in all including the title track "Why Don't You Know" featuring Nucksal. The photo is very blurry but she does look pretty squatting on top of a chair.

According to MNH Entertainment, her debut song will fit just right with the cool summer vibe that embraces the trendy tropical-dance style.

Get ready for the official debut on�June 7!

SEE ALSO: Kim Chung Ha reveals 'I'm Ready' dance practice video