At midnight of December 1st, GHOST9 released the track list of the new mini album 'PRE EPISODE 2: W.ALL' through the official SNS, raising expectations for a comeback.

'Pre Episode 2: Wall' is an extension of their debut album 'PRE EPISODE 1: DOOR', and depicts the boys opening the door of the music industry and moving towards the light.

Including the title song 'W.ALL', 'Peace(INTRO)','Play in the big water (SPLASH)','Red Sign', 'Don't miss a single letter (Focus)','Way to You)' and a total of 6 tracks were recorded.

In particular, the tracklist draws attention with the message "GHOST9 is listening to everything you say behind the wall" and facing a foggy cliff in space.