New boy group LEGEND released a teaser video for their new song "Lost."

Their agency JK Space released the video on October 27 on their official YouTube channel and Facebook.

The teaser included parts of the song and a perfectly lined up choreography. The members' high quality and difficult moves were included.

In the last scene, the members' faces were close up and lined up like a panorama.

"Lost" is an up-tempo beat rock genre with acoustic instruments added.

According to the agency, "Lost" is a song about the inside stories of a broken up couple.

LEGEND will make a comeback on October 30 and will begin promoting in Japan, China, and other parts of Southeast Asia.