A small time arms dealer in South America to sell weapons to the revolutionaries, winds up negotiating the sale of an experimental plane to the nation's dictator.
A military weapons engineer struggles to do his job responsibly, while a hapless tank commander has to live with the consequences in combat years later.
Atticus goes to Mexico to unravel the reason behind his his son's suicide. As he tries to overcome his own feelings over his son's death, Atticus discovers it might not be a suicide at all and tries to uncover the mystery.