It leads him to meme theory, as he wonders if there could be a cold science behind the conversion of people into suicide bombers. And ultimately, it brings him to Ahmed, a Gitmo prisoner who promises the answers to all of Aaron's questions, and in the process, he'll take Aaron from Guantanamo Bay to the jihadist camps in Pakistan, back to Ground Zero in New York City.
But where do Ahmed's real loyalties lie? From where did that loyalty spring? To answer that, Aaron will have to reexamine everything he believes, and stare down one of the most compelling questions of the 21st century.
