Vanja’s father dies and Sebastian is forced to go with the team down to Skåne in the search for clues in an old case. Ludvig Mattisson was known for kidnapping and killing mentally handicaped/ disabled children and he has recently been found murdered and buried in a field. The clues leads them to a convent nearby the murder scene. And this time another dead victim is found, a young girl, all suspicions rice toward Mattisson. Could he have been the one who killed the girl? In that case, who killed Mattisson? Sebastian doesn’t want to be in Skåne, but is forced to do the job he was hired to do. Vanja has returned to the team again. She and Sebastian are starting to get along better and there also getting closer to finding the killer. Something that might cost him his life.