Lovelyz unveiled the track list for 'Once Upon A Time.'

The girl group's 6th mini album is packed with 6 tracks "Once Upon A Time," "Beautiful Days," "Close To You," "Sweet Luv," "Secret Story," and "Love Game." 

Based on the teasers so far, Lovelyz chose a pure, sexy look for the new release. More details on 'Once Upon A Time' will be coming soon. 

Stay tuned for the full release on May 20.