"In the early years of the Iraq war, a severely burned boy appears on a remote rock formation in the Akkad valley. A shadowy, powerful group within the US government speculates: Who is he? Where did he come from? And, crucially, what does he know? In pursuit of that information, an interrogator is summoned from his prison cell, and a hideous and forgotten apparatus of torture, which extracts "perfect confessions," is retrieved from the vaults. Over...