Symbologist Robert Langdon returns in this new thriller follow-up to The Da Vinci Code.

Recruited by the U.S. Army and Navy from small towns and elite colleges, more than ten thousand women served as codebreakers during World War II. While their brothers and boyfriends took up arms, these women moved to Washington and learned the meticulous work of code-breaking. Their efforts shortened the war, saved countless lives, and gave them access to careers previously denied to them.

Assisting Detective Inspector Jack Robinson in the investigation of an unpopular orchestral conductor's murder, Miss Fisher becomes suspicious of a charismatic code-breaker who has captured John Wilson's affections.

When Robert Langdon wakes up in an Italian hospital with amnesia, he teams up with Sienna Brooks, a doctor he hopes will help him recover his memories. Together, they race across Europe and against the clock to stop a madman from unleashing a global virus that would wipe out half of the world's population.

While in Paris on business, Harvard symbologist Robert Langdon receives an urgent late-night phone call: the elderly curator of the Louvre has been murdered inside the museum. Near the body, police have found a baffling cipher. While working to solve the enigmatic riddle, Langdon is stunned to discover it leads to a trail of clues hidden in the works of Da Vinci--clues visible for all to see--yet ingeniously disguised by the painter. Langdon joins...

Lieutenant Lena Stillman has been left, nearly alone, on her code-breaking mission in remote Alaska. World War II has been over for a month, but due to crimes committed a lifetime ago, Lena is still under the control of the powerful Miss Maggie. Shaken by her role in the disappearance of Corporal Link Hughes -- and by her own misjudgment of his character -- Lena yearns for an opportunity to redeem them both. Then she receives a shocking message containing...

"Sherlock Holmes' daughter faces a new unsolvable mystery with spies and a threat to the crown. Joanna and the Watsons receive an unexpected visitor to 221b Baker Street during a nocturnal storm. A rain-drenched Dr. Alexander Verner arrives with a most harrowing tale. Verner has just returned from an unsettling trip to see a patient who he believes is being held against his will. Joanna quickly realizes that Verner's patient is a high-ranking Englishman...