Decades ago, Albert Einstein devised an equation that could benefit all life on earth or destroy it. Fearing what would happen if the equation fell into the wrong hands, he hid it. But now, a diabolical group known as the Furies are closing in on its location. In desperation, a team of CIA agents drags Charlie into the hunt, needing her brilliance to find it first even though this means placing her life in grave danger.

"The Gray Man deals in death with mathematical precision, but this time he may finally find himself on the wrong side of the equation in this blistering thriller from New York Times bestselling author Mark Greaney. Court Gentry's flight on a CIA transport plane is interrupted when a security team brings a hooded man aboard. The mysterious passenger is being transported to England where a joint CIA/MI6 team will interrogate him about a mole in Langley....

"The world's largest bounty has just been placed upon America's top spy. His only hope for survival is to outwit, outrun, and outlast his enemies long enough to get to the truth. But for Scot Harvath to accomplish his most dangerous mission ever - one that has already claimed the lives of the people closest to him, including his new wife - he's going to need help - a lot of it. Not knowing whom he can trust, Harvath finds an unlikely ally in Norwegian...

"Lane Winslow is enjoying a perfect, sunny day at the lake when she spots a gravely injured young man drifting in a sinking rowboat. Hypothermic, bleeding, and soaked in icy, bloody water, he is unable to speak, leaving Lane at a loss. What series of events brought him to this grisly fate? Darling and Ames are quick to pick up the case, but leads are few until Angela's young son finds an unsettling clue on the beach - a bright red swastika lapel pin...