Def-Con 4: Defense Condition

Howe (Tim Choate), Jordan (Kate Lynch), and Walker (John Walsch) are three astronauts who return to earth two months after a nuclear holocaust and must confront a new and terrifying reality. All the cities and towns have been destroyed. Shanty towns have been constructed from the refuse of the old world. Civilization has given way to barbarism. And the battle for the future of the world has just begun.