A dysfunctional family has to come to grips with the reality that a reported virus is actually the beginning of the zombie apocalypse.
As Madison fights to help Nick, Travis sets out to locate his son before the fall of LA.
Travis, Liza, and Chris take shelter with the Salazar family after escaping a riot, while Madison tries to keep her home safe.
While the family attempts to adjust to the new world, Madison and Travisdon't see eye to eye regarding the National Guard's takeover of their neighborhood.
Travis and Madison make a tough call, and what the National Guard is planning for the neighborhood is exposed.
The three families go on a risky rescue mission to save Nick and Liza in order to make it out alive.