Group B1A4 released their new album teaser photos online.

On January 1, they released their new title song, "LONELY" teaser images on their official homepage.

They released both group and individual photos for a total of 6 photos.

The photos showcased a more upgraded and sophisticated image than their last album which was more fun and bright.

Member Baro, who gained much attention through his role from the drama, "Reply 1994," showed off a more mature look for this photo shoot.

On the other hand, they will be releasing their "LONELY" teaser video on January 3 and release their album on January 13.