Keystone Entertainment's upcoming boy group BLANK2Y has revealed the album preview ahead of the group's official debut on May 24 at 6 PM KST. 

On May 22 at midnight KST, the upcoming nine-member boy group revealed the album preview for their debut mini-album, 'K2Y I : Confidence [Thumbs Up]'. Their first mini-album is packed with 5 songs including "Intro: R", the title track "Thumbs Up", "Touch", "Constellation", and the English version of the title song.  

Meanwhile, BLANK2Y consists of members Lee Young Bin (former 'I-LAND' contestant),1the9's Kim Tae Woo, ENOi's Park Dong Hyuk, Park Si Woo (former contestant on 'Wild Idol'), Mikey, Yoo, Sodam, DK, and Sungjoon.