A teacher recently acquitted of sexual molestation charges is killed by a bomb blast at his school. Suspicions initially fall on the victim's accuser, and Ballauf and Schenk struggle to piece together what happened when a second death rocks the campus.

While investigating a highway rest stop robbery/murder, Ballauf picks up a little Filipino boy in flight. Could he be the lead they need to bust an international child-trafficking ring?

In German with English subtitles. The body of a banker is found in the woods near Cologne; next to his body is a pile of charred bank notes. Ballauf and Schenk investigate this mysterious murder, as protesters threaten violence over an exhibit of photos documenting Nazi atrocities.

In German with English subtitles. A woman's body is fished out of the Rhine, and the victim turns out to be an acquaintance of Ballauf's. The investigation leads to a chemical company, and the German intelligence services are found to be involved.

A dancer is found murdered near the grounds of a psychiatric hospital, and the prime suspect is a patient with a history of violence. But Ballauf and Schenk’s investigation opens up new possibilities: Is the patient merely a pawn in a devilish game?