During a snowy Christmas season in Sweden, psychologist and profiler Inger Johanne Vik finds not only herself but also her autistic daughter drawn into the investigation of a number of disturbing deaths, through which she meets detective Ingvar Nyman of "Rikskrim", a Swedish national police force. Nyman is dispatched to Uppsala to investigate the shocking Christmas Eve murder of bishop Elisabeth Lindgren. In Stockholm, the bodies keep turning up - though the causes of death vary. But before long, Inger Johanne starts noticing a pattern. MODUS is a thrilling story that raises questions about religion, human rights, and the very nature of love itself. It goes beyond conventional crime and peppers the story with red-hot political issues and criticizing intolerance.