ASTRO's Moonbin and Sanha have dropped their music video teaser for "WHO".

In the MV, Moonbin and Sanha face mirrors all around them as things get hazy. "WHO" is the title song of the ASTRO duo's upcoming second mini album 'Refuge', which drops on March 15 KST.

Check out Moonbin and Sanha's "WHO" MV teaser above, and let us know what you think in the comments below.