A recently divorced cop adopts a police dog who lost his former companion; together they solve crimes in and around Vienna.
Cast:Gerhard Zemann , Heinz Weixelbraun , Wolf Bachofner , Martin Weinek , Reginald von Ravenhorst , Tobias Moretti , Gedeon Burkhard , Fritz Muliar , Alexander Pschill , Elke Winkens , Karl Markovics , Ernst Josef Lauscher , Daniela Gäts , Lisa Tatzber , Sabine Petzl , Hilde Sochor , Andrea Händler , Katrin Reisinger
Little Isabella König is kidnapped by the father of her best friend, Günther Stein, and hidden in a sand pit outside Vienna. When Commissioner Moser learns of the kidnapping, he tries to arrest the perpetrator in the ransom handover. But things go awry, and Stein is shot without the police finding out where he is holding Isabella.
A young teacher has an intimate relationship with her student, and another student wants to blackmail her, but is found dead.
Moser and his team investigate a case in which a man was thrown through a window.
A serial killer kills women in Vienna every night, shooting them in the head with a revolver and leaves dominoes on their bodies.
After Richard Moser is killed by a mental patient who also kills himself after looking into Rex's sad eyes in the last episode, he is replaced by Alex Brandtner, but Rex is desperate, refuses to eat, and wants to be near Moser's house. Alex decides to help him.
A bank and supermarket robber changes his outfit every time and nobody knows how he looks. He takes hostages in the zoo, and Rex has to save the day.
Three businessmen make an agreement to murder a man and make it look like suicide. Rex has to stop the train to save a life.
A birthday party is interrupted by a phone call, a murder on a container site. It poses many mysteries for Inspector Brandtner. All prime suspects have airtight alibis.
A young woman is found dying on the outskirts of Vienna. She worked as a babysitter and cared for a three-week-old baby.
A criminal that Brandtner had sent to jail finishes his sentence and seeks revenge against Brandtner by dognapping Rex.
A lurcher photographed a woman being murdered. He then starts to blackmail the murderer, who in turn tries to kill him.
A popular tennis teacher is stabbed to death in an exclusive tennis club. There seems to be no motive for the act. Later, the managing director of the club dies in a similar way.
Because there's a bomb hidden in a residential area, Brandtner goes undercover in prison in order to get at the bombmaker and blackmailer, Zach.