The Ryans - father and son - are fighting on two fronts.  Meer

The Campus was secretly created by President Jack Ryan to covertly eliminate terrorists. Now it faces its greatest threat: a sadistic killer known as the Emir.  Meer

When Jack Ryan Jr, on a highly secret, off-the-books Campus mission in Turkey, discovers that his team's every move is monitored, he knows that US intelligence has been fatally compromised.  Meer

On a routine intelligence gathering mission in Tehran Jack Ryan, Jr has lunch with his oldest friend, Seth Gregory, an engineer overseeing a transcontinental railway project.  Meer