1932. Frances is settling into married life with Jack and enjoying their prolonged stay in London. Her peaceful times end when she and her mother-in-law stumble upon a blackmail scheme, targeting a war widow they meet at the ladies’ only Athena Club.
With the woman’s reputation at stake, they need to find the blackmailer and put an end to his machinations. But when the intrigue escalates to murder, Jack and Frances race to investigate among war veterans and club members and identify the cold-blooded criminal, before the past claims more victims …