The Family Secret

In England during 1940, Thomas Charles is urgently dispatched to investigate the murder of a cryptographer, offering him a chance to reconnect with Cat Carlisle, a woman with a history of uncovering secrets. As Cat's childhood friend and the prime suspect, the victim’s niece becomes entangled in the mystery, prompting her to seek help. Together, Thomas and Cat delve into a web of deception, uncovering a Nazi conspiracy that challenges them to solve the murder and protect their country from hidden enemies.