A YouTube horror series took over US theaters. Now it's quietly winning over Korea.
A sheet of mono-yellow wallpaper, an empty office hallway, the hum of fluorescent lights: In a certain corner of the internet, that mundane image has been shorthand for dread for years. The concept comes from the "Backrooms," a creepypasta that originated on the message board 4chan in 2019 and became a wildly viral YouTube series by American creator Kane Parsons, who began posting the episodes as a teenager. The 20-year-old has now carried the concept to the big screen. His feature debut, from i