Ten years ago, I introduced readers to Map of the Dead, a modern-day thriller steeped in ancient secrets. It followed Alex MacLure — a socially awkward but brilliant man with a talent for cracking complex mathematical puzzles — as he stumbled into a world of danger, history, and mystery. Alongside the main plot, the story also unfolded in ancient Egypt, weaving together past and present. The sequel, Secrets of the Dead, saw Alex drawn deeper into the mysteries of Egyptian antiquity — and into the path of a serial killer. Enter FBI agent Charlie Rebb, a sharp, relentless investigator who...