When his helicopter goes down during his fourth tour of duty in Afghanistan, Marine Sam Cahill (Tobey Maguire) is presumed dead. Back home, brother Tommy (Jake Gyllenhaal) steps in to look over Sam’s wife, Grace (Natalie Portman), and two children. Sam’s surprise homecoming triggers domestic mayhem.
While on tour in Afghanistan, Sam's copter is shot down and he is presumed dead. Back home, it is his screw-up brother who looks after the family. Sam does return, but with a lot of excess baggage.