The shocking thing about Rex Fortescue`s murder was that the contemptible tycoon wasn`t knocked off sooner. But when two less-deserving souls fall victim to the killer. Miss Jane Marple is engaged to detect. The only link appears to be buried in a not-so-innocent verse. So what`s the rhyme and reason behind the playful hint? The answer draws the shrewd sleuth into the heart of a family secret - and an increasingly menacing game that`s anything but child`s play.