The Dutton family embarks westward through the last bastion of untamed America. James arrives in Texas, where he and his family prepare to make their way through The Great Plains in search of a new home and the promise of opportunity.

The story of Vera Atkins, a crafty spy recruiter, and two of the first women she selects for Churchill's "secret army": Virginia Hall, a daring American undaunted by a disability and Noor Inayat Khan, a pacifist. These civilian women form an unlikely sisterhood while entangled in dangerous missions to turn the tide of the war.

A small group of American soldiers find horror behind enemy lines on the eve of D-Day.