Mark your calendars for Lee Eun Sang's first solo comeback of the year!

The former X1 member-turned-solo artist will be returning with a brand new album exactly 1 year after his solo debut. Concept teasers for Lee Eun Sang's upcoming 2nd single album 'Beautiful Sunshine' kick off this August 18, beginning with photos, then moving on to a tracklist, MV teasers, etc. 

Lee Eun Sang's 'Beautiful Sunshine' is set for release on September 1 at 6 PM KST. What kind of sound are you expecting from Lee Eun Sang's fall comeback album?