An unknown virus pandemic kills more than 90% of the world's population. Those immune must strive to survive and overcome the difficulties of this new world order, hoping that the virus will not mutate.
Survival is everything. (Season 2)
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Did You Know?
Roger Lloyd Pack
is the only cast member to have acted in both the original series and the 21st Century remake. See more
A major plot point of Series 2 is that the scientists must reinfect Abby with the virus in order to extract her blood and make a cure. They even go so far as to say they don't know how her body will react as she is the only person to ever be infected twice. A person cannot be reinfected with an identical strain to a virus their body has already fought off once, because your body has developed antibodies to it. See more