Rose, an Egyptologist, married an American journalist and immigrated to New York City, where she works in the Metropolitan Museum of Art. Gameela, a devout Muslim since her teenage years, stayed in Cairo. During the aftermath of Egypt's revolution, Gameela is killed in a suicide bombing. When Rose returns to Egypt after the bombing, she sifts through the artifacts Gameela left behind, desperate to understand how her sister came to die, and who she...