Citizen Z redeploys the survivors to Fort Collins, Colo., to meet with Murphy's doctor in the Season 1 finale. At the compound, they discover game-changing details about their mission and the origins of the zombie virus.

Murphy is kidnapped by a group of outlaws trying to crack the "Fort Knox of Oxycotin." As the survivors battle drug-enhanced zombies, a startling discovery is made about Murphy's abilities.

The two groups of survivors reunite in Utah, where they come upon an all-female commune that seems like paradise—that is, until someone ends up dead.

The survivors square off against radioactive zombies when they arrive in a South Dakota town that's on the brink of nuclear disaster.

Mack attempts to go on a real date with Addy, but ends up stuck in some Groundhog Day-like nightmare.

A literal zombie tsunami engulfs the survivors, who are forced to take drastic action to survive as they travel across Nebraska; at the same time, Citizen Z gets a visitor.

The survivors struggle to recover from a shocking death; and in Kansas they happen upon a gun show that makes the zombie apocalypse look calm.

An encounter with a seeming Utopian enclave and a religious cult results in a game changer when the survivors travel near Branson, Mo.

The survivors are in Warren's hometown of Central Illinois looking for her long-missing husband, and trying to survive a zombie tornado

The heroes encounter a zombie army; 10K's mysterious past is revealed.

The survivors make their way through the mean streets of Philadelphia, where they cross paths with a group of psychotic outlaws with ties to one of their own.

In New Jersey, the survivors run out of fuel and embark on a dangerous mission to replenish their supply. Meanwhile, Cassandra's past comes back to haunt her.

A ragtag team come together to transport the only known survivor of a zombie virus across post-apocalyptic America to a lab that's waiting for his blood in the premiere of this drama. However, what they don't know is that their last, best hope for a vaccine is hiding a dark secret that threatens them all.