When Clark discovers a sprawling labyrinth of office rooms in a hidden portal, he sets out to uncover the mysteries beyond. Get lost in our Backrooms review! Based on YouTube short films of the same name, (and an old internet creepypasta story), 20-year-old Kane Parsons brings his horrifying, analogue world to the big screen in a film debut that’s sure to make every 90s kid quake in fear. Backrooms is an abstract, metaphysical nightmare come to life, despite the shaky narrative.