For psychological profiler Hanne Lagerlind-Schoen, life is good. She and her partner, investigator Peter Lindgren, have just returned from a dream holiday in Greenland, and the symptoms of her early onset dementia seem to be under control. Then they're asked to go to the small, industrial town of Ormberg to investigate a cold case: ten years earlier a 5-year-old girl's remains were found in a cairn near the town. With her dementia creeping back, Hanne keeps a diary noting down everything she may forget. When she is found lost, hurt and confused, and the body of a woman and one of Hanne's shoes covered in blood nearby, questions are raised...