In a dual narrative, Elaine struggles to protect herself and brother Stephen in 1918 New York City, and Molly, her daughter, does the same for her brother, Angus, in 1955 San Jose, California.

After their father's research experiment at the British Museum unleashes the Egyptian god Set, Carter and Sadie Kane embark on a dangerous journey across the globe--a quest which brings them ever closer to the truth about their family, and their links to a secret order that has existed since the time of the pharaohs.

Gloria is a bored teenaged girl who meets a mysterious new boy, Uman Padeem, who is confident and charismatic--everything Gloria wishes to be--but when they disappear together for fifteen days she learns he is not all he seems, and soon truths about him and his secrets are revealed.