Landkrimi: Steirermord

Dan-Linh, Count Otto's future wife, is kidnapped. He immediately agrees to pay, but when he hands over the money, he finds Dan-Linh dead in the car. The whole family immediately becomes suspects for the two investigators. Envy, hatred and resentment were the feelings that the family had towards Dan-Linh, but which of the dear family was prepared to commit murder?