The beautiful ladies of Rainbow are scheduled to make their comeback with the release of their title track, "to Me" on April 7th followed by the release of their second mini-album on April 11th. Well, as fans patiently wait for their return, DSP Media has released some teaser / promotional photos for their second mini-album. Check out the beautiful girls below as they blossomed into "flower girls." The photos should mesmerize many with their innocent and pure beauty. [gallery] Tip: Winter Sleep