Modus plot
During a White Christmas in Sweden, psychologist and profiler Inger Johanne Vik, along with her autistic daughter, becomes involved in an investigation into a number of disturbing murders, including the shocking murder of a female bishop on Christmas Eve. In Stockholm, bodies continue to turn up, but the causes of death do not match. Yet Inger Johanne soon begins to recognize a pattern: all murders seem to be linked to a fundamentalist international network. A feverish search for the killer begins.