Mr. Krowacs has served eight years for manslaughter. Not long after release, he is approached by a man who offers him ten thousand Deutschmark for murder.
Mr. Sierich is convicted for murder. However, one of the witnesses from his trial confesses on his death bed. Derrick smells foul play but must prove it, or the possible perpetrator will walk.
Mr. Raude sends a private detective after his wife. When visiting his client, the detective sees that the wife has been severely beaten. Soon after that, the door bell rings and Mr. Raude ends up with two bullets in his chest.
Johannes Berger, the arrogant and much disliked boss and owner of a sawmill, gets threat calls. One morning he is found murdered - shot in the back and sawed into pieces.
