Seventeen have dropped the making of their music video for "_World".

In the MV, the Seventeen members hang out on set, practice their vocals, described the concept for their MV, and more. "_World" is the title song of their 4th repackaged album 'Sector 17', and the above making-of video gives you an unreleased look at Seventeen filmiing.

Watch Seventeen's "_World" making-of above, and let us know what you think in the comments below.