Most people overlooked the sullen deaf-mute teenager Francis Caux…until he led police to the scene of a murder. It was psychoanalyst and detective Mrs. Beatrice Lestrange Bradley who found a clever way to communicate with Francis, thus learning that his recent fear of water stemmed from a body chained to the underside of a boathouse dinghy. But how did Francis know the location of the body? Even more puzzling is the discovery of a second murder linked to another Caux teen, Derek, in a nearby village. Mrs. Bradley suspects that the teenage Caux boys are somehow related, and soon must consider the possibility that they are co-conspirators…in murder.The beloved eccentric detective Mrs. Bradley pieces together details from a tragic past and a troubling present in this delightfully deceptive classic mystery.