A body lies on a boat, a suspect runs away with the murder weapon in his hands, and there is evidence of robbery at the scene: Klara Blum's new case seems clear from the start. The prosecutor signs the arrest warrant without hesitation. With a confession from the suspect, the case would be complete. But Daniel Seefried denies the murder of the rich industrialist Wolfgang Reichert. He looks dazed and thinks he has been anesthetized. He himself did not know how he got into the ship and the knife. Difficult to believe and even more difficult to prove. Klara is suspicious of Seefried. But she is also irritated. Because in Seefried's telephone storage there is the number of Rita Fürmann, the wife of the public prosecutor.

The celebrated actress Araine Claasen is at the height of her career: she is beautiful and successful and will soon be awarded a television prize. But then the beautiful glow begins to crumble. First Ariane discovers that her husband and manager Roman cheats on her with the young pretty actress Pia Marshall, then her husband is suddenly shot in his villa under mysterious circumstances. Ariane himself is suspected of having killed her husband out of jealousy. How good that she has her sister Franziska at her side, who assists her, but probably knows more than she admits. Till Ritter and Felix Stark find it difficult to determine in the dazzling film world, especially since Ariane is at the center of a media mud battle.But soon her investigation will focus on the mysterious stalker Ricky, a psychopath who seems obsessed with Ariane.

A hospital worker is murdered right after an anonymous woman leaves a newborn in the baby drop-off. Directed by Züli Aladag, 2003.

Schenk walks into a bloody bank heist involving a kidnapped senior citizen strapped with explosives. Directed by Thomas Stiller, 2003.

Schenk discovers that a young man he helped convict and imprison may not have been guilty. Directed by Kaspar Heidelback, 2003.

A series of murders jolts the tourist town of Lahnenberg out of its cheerful bustle. Visitors are staying away, and a financial catastrophe looms for the local hoteliers. For detectives Moritz Eisner and Stefanie Gschnitzer, a race against time begins: every day, the perpetrator commits a murder—targeting a tourist—that is planned and executed with flawless precision. Is it mere coincidence that all the victims were guests at the Alpenhotel?

Ballauf and Schenk try to solve a murder with the help of teenagers living in a halfway house. Directed by Manfrew Stelzer, 2003.

When a driver for a ship chandler gets in trouble with traffic police, a policeman ends up dead. Against the rest of the police force, Borowski is determined that the driver is not the killer. Meanwhile, in order to avoid suspension for chaining up a reluctant murder witness on a brothel roof naked, Borowski meets with psychologist Frieda Jung.

The findings of forensic doctor Prof. Karl-Friedrich Boerne were an open skull fracture. A man's body is discovered near Lake Aasee. The first indication for Commissioner Frank Thiel are tire tracks in the mud. But instead of finding the perpetrator, this clue leads the investigator duo Thiel and Boerne to the identity of the victim. The murdered Wolfram Baermann was an engineer and had successfully entered the wind turbine business with his long-time friend Klaus Weisberg. The young widow Rike Baermann, a physiotherapist, describes her husband as an extremely reserved person who sometimes withdrew for days. Wolfram Baermann suffered from depression since his childhood.