All the Old Knives by Olen Steinhauer
Fiction

Think: Gone Girl with spies. In this short, twisty espionage thriller, a man and a woman—once a couple—meet for dinner to discuss old times. They had begun their relationship when working together as spies overseas, and old habits die hard; the conversation quickly devolves into a game of deception, power plays, and covert alliances. As the narrative ricochets between his voice and hers, the reader learns each person’s secrets. But who to trust…?