Carrie Mathison, a brilliant but volatile CIA agent, suspects that a rescued American POW may not be what he seems. Is Marine Sgt. Nicholas Brody a war hero or an Al Qaeda sleeper agent plotting a spectacular terrorist attack on U.S. soil? Following her instincts, Mathison will risk everything to uncover the truth - her reputation, her career, and even her sanity.

Carrie Mathison, a brilliant but volatile CIA agent, suspects that a rescued American POW may not be what he seems. Is Marine Sgt. Nicholas Brody a war hero or an Al Qaeda sleeper agent plotting a spectacular terrorist attack on U.S. soil? Following her instincts, Mathison will risk everything to uncover the truth - her reputation, her career, and even her sanity.