PLT is a crew of solo artists (Moti, June, Gaho, Jung Jinwoo, and formerly Villain) signed under Planetarium Records.

The crew had revealed a teaser for their first EP titled “PLANETARIUM CASE#1” with following individual teasers for each member in late December 2017. The EP was then released on January 7, 2018, revealing nine tracks including “Blah”, along with an intro and outro in which Kei.G has participated in.

Their second following EP “PLANETARIUM CASE#2” had a similar array of teasers revealed on 6 February, 2018. The EP was released on 17 May, 2018, with a total of ten tracks including “BLIND”.

Their single “Hocus Pocus” was released on that same day. Other singles were released in “Day : Off”, titled “Insomniac” and “Days”.