The Republic of Texas has focused its efforts on the survival of its citizens to the detriment of those who'd seek to cross their borders. When an unforeseen enemy penetrates their defenses, the unthinkable happens, causing the nation to face its greatest test. Can Texas come together to protect their own? Will the death of one of their own cause turmoil among the ranks? Will the advancing Fifth Column receive assistance from an unlikely source?

The Armstrong family is reunited and now they must turn their attention to the threats which exist all around them. Through prudent planning, Texas protected its power grid from the impact of the devastating electromagnetic pulse attack, but was it enough? The new nation is but an island surrounded by chaos and devastation. Food is running out for its nearly thirty million citizens while millions of refugees press against the borderfencing erected...

Major and Lucy Armstrong's four children are spread around the globe and are in a race against time to return to Texas before societal collapse takes America to the depths of human depravity. They use their ingenuity, grit, and faith to persevere but find themselves facing a most unexpected enemy.