Mystery stories of the type made popular by Agatha Christie and others. These typically involve a) a large English Country House, b) a small, backwater English village, and a c) amateur detective who proves more than a match for the forensic science of the local constable, or for that matter Scotland Yard. Naturally, the people involved are usually socially miles over (sometimes below) the head of the sleuth, and doubt their ability...until the denoument....