Pretty, young Anne came to London looking for adventure. In fact, adventure comes looking for her--and finds her immediately at Hyde Park Corner tube station. Anne is present on the platform when a thin man, reeking of mothballs, loses his balance and is electrocuted on the rails.The Scotland Yard verdict is accidental death. But Anne is t satisfied. After all, who was the man in the brown suit who examined the body? And why did he race off, leaving a cryptic message behind: 17-122 Kilmorden Castle ?