Keystone Entertainment's upcoming boy group BLANK2Y can't wait to make its official debut.

On May 15 at midnight KST, the upcoming nine-member boy group revealed the second trailer for their debut mini-album, 'K2Y I : Confidence [Thumbs Up]'. The tracklist for their first mini-album will follow after the trailer on the 18th, raising fans' anticipation. 

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.

Stay tuned until BLANK2Y's official debut on May 24 at 6 PM KST. Check out their first trailer below if you've missed it.