Idol group BTS has released their comeback trailer video today.

This 1 minute and 40 second trailer shows off a powerful and charismatic image for their comeback.

They will release their new album, Skool Luv Affair, on February 12.

They reveal honest lyrics and use objects related to school to show off a fun hip hop performance.

Their title song, "Boy in Luv" will feature a electronic sound mixed with hip hop beats.

They will officially release their second mini album on February 12.