[The Dose Makes the Poison] The mysterious death of a hotel maid draws Harrow into a dark world of espionage and assassination, while Nichols edges closer to catching Harrow's wayward son, James.

[The Die Has Been Cast] After two men die in a duel, Harrow uncovers a web of Machiavellian intrigue within a suburban historical society. Tanya's return forces Harrow to reassess the last 20 years of his life.

[An Innocent Man Is Punished] While Harrow investigates a baffling crime involving siblings, James brings danger closer to his half-sister Fern than ever before - and pays a high price.

[From the Beginning] Harrow rides the storm when a deathly ill boy at QIFM needs his help at the very moment Mila Zoric summons him to negotiate his kidnapped son's release.