"ghost" was posted on halsey's soundcloud page for streaming on february 3, 2014. the song garnered online buzz which was an opening opportunity for halsey to sign a record deal with astralwerks, leading to the eventual publication of the "room 93" ep and additional videos for "hurricane" and "ghost". halsey expressed about the song, "the concept of the song itself is about being in a relationship with someone who isn’t emotionally available: you feel their physical presence but the emotional one isn’t there."