Woolim Entertainment revealed a mystery teaser video which gained much attention.

Woolim Entertainment, who is also the agency for idol group INFINITE, revealed a 30 second teaser video on their official Youtube channel.

In the video, there are no scenes but rather words such as 'New Style,' 'New Music,' 'New Performance' and 'The Revolution of 201208'.

Internet users commented, "Is this INFINITE's new album concept", "I can't sleep because I am curious" and "Finally a girl group from Woolim Entertainment."

Many fans are curious to see what type of girl group they will come out with.