Cotton Malone, one-time top operative for the U.S. Justice Department, is enjoying his quiet new life as an antiquarian book dealer in Copenhagen when an unexpected call to action reawakens his hair-trigger instincts—and plunges him back into the cloak-and-dagger world he thought he’d left behind.

Pulled off an undercover assignment, Widow returns home to a small town in Mississippi - a place he tried to forget. Taken to be a worthless drifter by the locals, Widow uses his skills to uncover the truth about his mother's last investigation. What was she looking for? What he discovers is an unsolved mystery of missing girls and townspeople harboring a deadly secret - a secret they'll die to protect.

When ex-MI5 operative Joe Mason is sent to Rome to guard an elderly professor and his daughter, he thinks he’s in for an easy ride. But on their first day in the Vatican secret archives, a masked assassin gains entry, shoots Joe’s client in cold blood and steals an ancient manuscript. Giving chase, Joe can’t imagine what could lie within those pages that would make someone willing to kill. The search for answers leads Joe and his comrades in a race against time, across continents and into treacherous mountains.

Life is good for Atlanta judge Rachel Cutler. She loves her job, loves her kids, and remains civil to her ex-husband, Paul. But everything changes when her father, a man who survived the horrors of World War II, dies under strange circumstances and leaves behind clues to a secret he kept his entire life...a secret about something called the Amber Room.

As a favor to enigmatic billionaire Henrik Thorvaldsen, Cassiopeia Vitt treks into Bulgaria's Rila mountains in search of a buried stash of exceedingly rare artifacts from a bygone civilization: the ancient tomb of a Thracian king. But when her presence is discovered by a shadowy group of Russians secretly mining the area, she needs a way out. Who to trust becomes the question, and her life depends on choosing the right option.