検索キーワード： 著者 "HEIKO MARTENS" すべてのカテゴリー

When an old prison is renovated, the fragile diary of one of the inmates is found. The entries contained detailed information about a series of unsolved murders from a long time ago. With Anna's support, Karl starts to interview former inmates of the prison while Sigmund tries to identify the killer on the basis of the diary entries.

The Cemetery of the Nameless in Vienna is where those who take their own lives are buried - suicide victims who jumped into the Danube to kill themselves. But when the obvious victim of a murder washes up on the banks of the Danube, Karl initiates a homicide investigation. Supported by Anna and Sigmund, Constable Gruber heads into the world of prostitutes and pimps in Vienna's red-light district.

When two little children are murdered and the suspect - the children's mother as well as one of Freud's patients - is arrested, the Professor is compelled into action: he is sure the suspect is innocent. Instead he suspects the children's father committed the murder. He is able to persuade Karl Gruber of his suspicions.