Kep1er has already begun the countdown timer so fans can keep track of how much time is left until the release of their 2nd mini-album 'DOUBLAST.' 

On June 6 KST, the girls launched a website that shows the countdown timer that had already begun moving. Then on June 7 at midnight KST, the 'Girls Planet 999' group dropped the comeback schedule chart revealing the dates when the teaser contents will be dropped.

Starting June 8 KST, kep1er will be releasing different concept photos to tease their upcoming mini-album and their first-ever comeback since their debut. Meanwhile,  'DOUBLAST' is set for release on June 20.