The author of The Lady Liesand The Lady Killerdelivers a riveting new novel of the bold choice a passionate woman makes as the Napoleonic Wars rage on . . . After her reputation is ruined by a vengeful enemy of her disreputable father, Lady Juliet Pervill s future is bleak. But rather than buckle under society s scorn, she decides to offer her services to the Foreign Office, putting her brilliant mind to work decrypting French codes. Struggling with a mysterious new code, Seamus McCurren is shocked when the Foreign Office calls in another cryptographer -and a woman at that. His intellectual pride takes a beating, but that s nothing compared to what awaits his heart. For Seamus finds himself incredibly - and dangerously - distracted by Lady Juliet and her provocative mathematical theories, putting both of them at risk from a seductive spy master operating right in their midst . . .