Trama
After seven years of silence, Guy Markenmore returns to his family seat at Markenmore Court. Knowing his father Sir Anthony to be close to death, he is anxious to reassure his younger siblings that he will not make any claim to the family money even if he can't help inheriting the old man's title. Sir Anthony dies later that evening, but the question of the inheritance becomes academic when Guy is murdered whilst crossing the downs.
The nearby town of Selcaster is alive with gossip, and suspicion falls heavily on John Harborough, Guy's love rival, who also coincidentally returned to the area on that fateful night. But D.S. Blick of Scotland Yard is determined to leave no one unsuspected in his quest to solve the Markenmore mystery...