UNB have dropped their performance music video for "Black Heart"!

SEE ALSO: ALICE member Kim So Hee to marry a businessman 15-years older & retire from the entertainment industry

UNB made a comeback with "Black Heart" late last month, and they were ready to show you their moves in an intense dance off in the music video. The video above gives fans a chance to check out the boy group's full choreography, which the members put all their energy into.

Check out UNB's performance video for "Black Heart" above!