While on a bus tour on the Scottish moors, amateur sleuths John and Sara Todd overhear what sounds like a plot to murder. In a castle hotel, they wake to a scuffle in the hallway. When a body is found in the pond the next morning, Scotland Yard and the local constabulary are called in. John and Sara, with their traveling friends the Slaters and Lees, form the "Committee," and they are on the case!Using all their wits, unique personalities and talents, they stay one step ahead of the detectives and close in on the murderer, placing themselves at risk.From the stunning beauty of the Scotland highlands to the shores of the English coast, the Committee is relentless in following their mystery to its thrilling finale.