Edie and Carl Schmidt didn't think things could get worse at school. But that was before the German navy began blowing American ships out of the water. That was before the rumors started, whispers that said Germany was going to invade the United States through Mexico. That was before their good friend Truman Vaught left to drive an ambulance on the battlefront in France. Now their best friends think Carl and Edie may be traitors just because their father is German. What can Carl and Edie do to prove their loyalty?