Sheriff’s deputy Rick Grimes awakens from a coma to find a post-apocalyptic world dominated by flesh-eating zombies. He sets out to find his family and encounters many other survivors along the way.

What did the world look like as it was transforming into the horrifying apocalypse depicted in “The Walking Dead”? This spin-off set in Los Angeles, following new characters as they face the beginning of the end of the world, will answer that question.