Prof. Dr. Bernhard Voss, a specialist in rare autoimmune diseases at the Berlin University Hospital, is said to have raped a nurse. The evidence is overwhelming. Even private investigator Georg Dengler doesn't believe he can do anything for Voss. But Dengler soon has doubts: Is someone trying to get the inconvenient doctor out of the way because he has taken on the pharmaceutical lobby? And suddenly Dengler finds himself faced with an abyss of manipulation that even the ambitious Commissioner Finn Kommareck no longer seems to be able to understand.