In 1941, after a telephone tip off to the Assistant Commissioner of the Metropolitan police the body of a young woman, Sarah Davis is discovered during the hours of the Blackout and at the height of a bombing raid by two Scotland Yard Detectives. The murder victim as reported to the Yard was found on the floor of the master bedroom in a rather rundown South London terraced house in a side street off the Kennington Road. This was a swift, clinical...