When a famous young country singer vanishes in the Quetico-Superior Wilderness on the border of northern Minnesota and Canada, her father joins Cork O'Connor, a pair of FBI agents, an ex-convict, and a young boy on an expedition to find her.

Mason "Mace" Perry was a firebrand cop on the D.C. police force until she was kidnapped and framed for a crime. She lost everything: her badge, her career, her freedom, and spent two years in prison. Now she's back on the outside and focused on one mission: to be a cop once more. But even with her police chief sister on her side, she has to work in the shadows: A vindictive U.S. attorney is looking for any reason to send Mace back behind bars. Then...

Just after midnight, the famous Orient Express is stopped in its tracks by a snowdrift. By morning, the millionaire Samuel Edward Ratchett lies dead in his compartment, stabbed a dozen times, his door locked from the inside. Without a shred of doubt, one of his fellow passengers is the murderer. Isolated by the storm, detective Hercule Poirot must find the killer among a dozen of the dead man's enemies, before the murderer decides to strike again....

As she tries to stay alive after being left on an iceberg in the Antarctic, sixteen-year-old Vicky recalls the series of events that brought her to the bottom of the world and involved her in a dangerous mystery.

When her father is murdered, Princess Hesina of Yan is thrust into power, suddenly the queen of an unstable kingdom. Determined to find her father's killer, Hesina engages the aid of a soothsayer. It is a treasonous act, punishable by death, because in Yan, magic was outlawed centuries ago. Using the information provided, Hesina turns to Akira, an investigator who's also a convicted criminal with secrets of his own. With the future of her kingdom...