Detectives Lona Mendt and Frank Elling are investigating a complicated murder case that leads them into a web of dark secrets. The focus of the investigation is twelve-year-old Sarah, a Bulgarian orphan girl. But two weeks after they began their investigation, Lona and Elling are shot. They are in a coma, while Sarah disappears without a trace. Special investigators Maja Kaminski and Hagen Dudek take over the mysterious case. Their search for the truth becomes a dangerous game.