Accident or Murder? When local fisherman, Robert Paterson goes missing it is assumed by DCI McTavish that the man has fallen victim to another tragic fishing accident. However, things don't add up for Inspector Jim Carruthers. Why did Paterson take his boat out at night when he would normally fish during the day? Has he taken his own life or has something more sinister taken place? Then a bloodied body shows up on the uninhabited Isle...