deadly virus reverts mankind to the days of the American Frontier, every sole survivor fights to protect their families and themselves. But is the contagion real? And is there any way to stop it? After watching his father-in-law decay away, Paul (Joel Edgerton) will stop at nothing to protect his wife, Sarah (Carmen Ejogo), and teenage son, Travis (Kelvin Harrison, Jr.), even if it means turning his back on those in need