A 90-year-old man is found dead in his bed, smothered with his own pillow. On his desk the police find newspaper cuttings about a murder case dating from the Second World War, when a young woman was found strangled behind Reykjavík’s National Theatre. Konrád, a former detective, is bored with retirement and remembers the crime. He grew up in ‘the shadow district’, a rough neighbourhood bordered by the National Theatre and an abattoir. Why would someone be interested in that crime now? He starts his own unofficial enquiry. Alternating between Konrád’s investigation and the original police inquiry, we discover that two girls had been

Reykjavík, August 1941. When a travelling salesman is found murdered in a basement flat, killed by a bullet from a Colt .45, the police initially suspect a member of the Allied occupation force. The British are in the process of handing over to the Americans and the streets are crawling with servicemen whose relations with the local women are a major cause for concern. Flóvent, Reykjavík’s sole detective, is joined by the young military policeman Thorson. Their investigation focuses on a family of German residents, the retired doctor Rudolf Lunden and his estranged son Felix, who is on the run, suspected of being a spy. Flóvent and Thorson race to solve the case and to stay ahead of US counter-intelligence, amid rumours of a possible visit by Churchill. As evidence emerges of dubious experiments carried out on Icelandic schoolboys in the 1930s, Thorson becomes increasingly suspicious of the role played by the murdered man’s former girlfriend, Vera, and her British soldier lover