1905 London is a heady mix of unimaginable wealth and simmering political tensions, and with war looming, all Flora Maguire wants is to keep her family safe. But when a body is found on a train bound for Paddington and her beloved charge Viscount Edward Trent is accused of murder, she's determined not to leave the investigation to the police. Flora has trodden the path of amateur sleuth before, but with so much at stake, this time it's personal. Slowly the body of the victim starts giving up its secrets, and Flora and her husband Bunny become mired in a murky world of spies, communists and fraudsters. And with the police more sure than ever that Edward is their murderer, Flora must work fast, if she's going to save him, and ensure a murderer doesn't remain on the loose!