While babysitting a boy and his baby brother, Casey Beldon has a dreadful nightmare involving a weird dog and an evil child, and she tells her best friend Romy over the phone. Casey is haunted by this boy, and when she goes to the ophthalmologist, he asks if she has a twin brother or sister. She asks her father and discovers that her mother lost a son that died in the womb. Casey suspects that she is haunted by the spirit of her brother. She finds a letter addressed to a woman called Sofi Kozma and a creepy picture at home that belonged to her mother. She goes with Romy to a retirement home to meet Sofi, a survivor of the experiments during the Holocaust. But Sofi tells Casey that she had never met her mother and later calls Casey to tell her she is in great danger.

Amanda, a brilliant engineer, is enraged when her breakthrough design is stolen and patented by her colleague Brendan. When he is found murdered, Amanda is the prime suspect and soon finds she is not only fighting for her design but for her life as someone out there is determined to silence her protest for good.

When his army unit was ambushed during the first Gulf War, Sergeant Raymond Shaw saved his fellow soldiers just as his commanding officer, then-Captain Ben Marco, was knocked unconscious. Brokering the incident for political capital, Shaw eventually becomes a vice-presidential nominee, while Marco is haunted by dreams of what happened -- or didn't happen -- in Kuwait. As Marco (now a Major) investigates, the story begins to unravel, to the point where he questions if it happened at all. Is it possible the entire unit was kidnapped and brainwashed to believe Shaw is a war hero as part of a plot to seize the White House? Some very powerful people at Manchurian Global corporation appear desperate to stop him from finding out.

Professor Robert Langdon is in Paris on business when he's summoned to The Louvre. A dead body has been found, setting Langdon off on an adventure as he attempts to unravel an ancient code and uncover the greatest mystery of all time.