The Diamond Courier: Sequel to In Picardy's Fields (The Resistance Girl Series) by Hannah Byron

She carried diamonds through occupied Belgium. One misstep would betray them all. A World War II historical fiction novel set between London and Nazi-occupied Belgium, this story follows a young female courier who becomes a reluctant spy — drawn into espionage, resistance work, and a clean, slow-building romance. Perfect for readers of Kristin Hannah, Kate Quinn, and Martha Hall Kelly who seek emotional, character-driven wartime narratives with high tension and strong heroines. England, 1940. As war spreads through Europe, Lili Hamilton longs for a purpose that matches the fierce spirit she inherited from her WWI-heroine mother. London’s political underground draws her first, yet it is the mysterious Leo Oppenheim who offers the path she cannot ignore. Recruited for a covert mission to Antwerp, she enters the occupied streets of Belgium as a diamond courier. In the narrow lanes of the Jewish quarter, she finds warmth in the Goldmunz family and danger in every shadow. And in crossing paths with Ulrich Lemberg, a Gestapo leader whose charm masks a ruthless ambition, she faces a threat more personal than any she imagined. Read more