We’ve all seen it before: you click on a link to a page you’d really like to view and that annoying “404” error is displayed across your screen. But why? Where could the page have possibly gone? What happens beneath that website mistake, in the dark depths of the World Wide Web?

A trailer has been released for Dimension 404, a new science fiction series premiering on Hulu from Rocket Jump, the production company behind the popular web series, Video Game High School. An anthology show that taps into the scary, weird, and humorous aspects of the internet’s expansive unknown.

Read the synopsis and check out the trailer below!