1950. Chief Inspector Troy learns that his sergeant has been conducting an affair with the known mistress of infamous London racketeer Otto Ohnherz. Troy is immediately intrigued by the mysterious origins of Ohnherz's second-in-command, Jay Fabian, who is a major contributor to all three British political parties and claims to have survived the concentration camps, yet lacks any identification beyond his word.

Why would a refugee be trying to buy influence? So begins a novel of swapped identities in the aftermath of World War II and the Holocaust, each chapter adding a new layer of intrigue.