For over a decade, archaeologist Jack Darby has buried the horrors of the Great War beneath layers of ancient ruins, determined to lead a quiet, solitary life. But when a shadow from his past resurfaces, Jack is thrust back into a world of peril he thought he'd left behind.

Drawn into a deadly game of espionage and cryptic codes, Jack must navigate a treacherous web of lies spanning Europe and the Middle East in the tumultuous 1930s—a world teetering on the brink of chaos as dark forces rise seemingly unnoticed. This time, the stakes aren't just his life—but his heart.