Boys Republic's Minsu and Sungjun have just released their hip-hop track MV for the song "( � ) - ?" also known as "Gwalho"!

What's striking about the concept is that they've veered away completely from their Boys Republic image to a tougher, gangster one, especially with their scary masks!

The song is written and composed by Minsu, and Sungjun also helped write the lyrics. Not only that, but Minsu directed and edited the music video as well!�

The track also features 'Voice of Korea Season 2's winner Lee Ye Jun.�"( � ) - ?" refers to how society looks down on the abilities and capabilities of people in their teens and 20s.