Written entirely in Scots, this is a science fiction novel set in a future where the Scottish Highlands are the only unsubmerged area of Britain. With strong characters and a gripping plot, the well-defined settings create an atmosphere of paranoia and danger. The exciting denouement has a surprising twist and is set on Schiehallion. The introduction includes a section on how to read the Scots in this book, Matthew has made the spelling as straightforward as possible for a population used to English spelling conventions.