It seems switching the location from Atlanta to Los Angeles isn’t the only change The Walking Dead spin-off has in store. Last week, The Walking Dead creator Robert Kirkman hinted that the spin-off would be “very different,” and now we may know why.

The folks over at Bleeding Cool claim to have gotten their hands on the script for the pilot temporarily entitled Fear the Walking Dead. (AMC had no comment on the authenticity of this leaked script.) If you don’t want to know any more about the possible premise of the spin-off, it’s best if you stop reading here. What follows isn’t exactly spoiler-filled, but you’ve been warned!

You’ll remember that the original pilot of The Walking Dead has our hero, Rick Grimes, waking up from a coma. In the time he was out, zombies have taken over the world and he has to figure out where he is, what went wrong, and how to find his family. But what happened in all the time Rick was comatose? That’s the time period that will allegedly be covered in the spin-off. In other words, we’re about to jump back in time to see how the world handled the zombie crisis while Rick was sleeping.

That would mean a lot of panic control from the C.D.C. and a lot of, well, panic from our everyday heroes. In one excerpt from the pilot, a C.D.C. representative says the following: