After a virus of epic proportions overwhelms the planet—with extra contaminated than uninfected—humanity is dropping its grip on survival and its solely hope is discovering a remedy and preserving the contaminated contained. Lauren, a physician, arrives in Los Angeles together with her crack group to guide the hunt for uncontaminated civilian survivors, however nothing can put together them for the blood-soaked mayhem they witness as they head into the Californian streets the place all the things is taken into account a entice.