SHORTLISTED for the MAN BOOKER PRIZE 2016. WINNER of the SALTIRE SOCIETY FICTION BOOK of the YEAR 2016. The year is 1869. A brutal triple murder in a remote community in the Scottish Highlands leads to the arrest of a young man by the name of Roderick Macrae. A memoir written by the accused makes it clear that he is guilty, but it falls to the country's finest legal and psychiatric minds to uncover what drove him to commit such merciless acts of violence. Was he mad?