Napoleon has escaped his island prison, and England’s best spies have been sent to Brussels to gather intelligence as the continent sits on the brink of battle. Mary Bennet, in company with Lady Trafford and Mr. Withrow, are called upon to investigate the death of one of the Duke of Wellington’s officers. As the threat of Napoleon’s offensive advances ever closer, they must determine whether gambling debts, old rivalries, or French intrigue is at play in the murder….