SEVENTEEN's special unit BSS spread positive energy through the music video teaser for the title song of their new album. 

On the 3rd, BSS posted a music video teaser for the title song "Fighting (Feat. Lee Young Ji)" of the first single "SECOND WIND," which released on the 6th, on SEVENTEEN's official SNS.

In the teaser video, part of the sound source of the title song stands out with cool drum sounds on top of a fun funk rhythm.