Undertaker Luc Conrad, formerly a police officer, suspects that the accidental asthma related death of a young mother wasn't an accident. His police officer ex-wife investigates.
A black man is found dead floating with a swastika on his forehead. Luc takes the victims son under his care and protection. Fabio helps with the death of a child.
A high speed car crash leads the police and Luc to drag racing and family secrets. Fabio falls for the girlfriend of the victim. Dorig and Anna Maria are having issues with each other.
Conrad continues investigating Mader's death. In doing so he's jailed for Ilgner's death. Anna-Maria succeeds in having him released and they bring the case to a conclusion. A local teacher dies suddenly and two admirers argue over him.
Two bodies kidney removal points Luc and the police to organ trafficking. Meanwhile the police need to identify one of the donors who escaped before dying. Anna Maria and Dorig are joined by federal policeman who leading the investigation.
An suspicious explosion in a vineyard leads the investigation of the deceased's family. Meanwhile Anna Maria are working on the organ trade case and Luc is jealous of the relationship of Anna Maria and Pedro.
The cook of a restaurant is murdered two men are fighting over her burial costs. The wake is watched over by her son. The wife of the deceased kidney donor helps police with the organ donation case.
A woman is found in an old castle hanging just like the folklore of the castle. Fabio is enchanted with the romanticism of the castle and gardens. Pedro is still coercing the organ victims wife into helping him.
A butcher is dead and a doctor is missing. Luc is unhappy with the coercion of Eva to donate her kidney so the police can track the trade. Fabio is learning to drive.
The organ trade case is falling apart and Luc is trying to help Eva with the help of an old friend. The police's desperate search for the operating theater leads to dead ends.
Semmelweis is having nightmares and flashbacks about the shooting. A woman is found dead on a gold course and the police and Luc need to keep on step ahead of the grieving husbands search for the murderer.
Investigation of the murder of a a residential care nurse leads the police to wonder if it was an inside job. Semmelweis is trying to remember the significance of a number. Launer is released from prison.
The head of a modeling agency is hit by a car on the eve of the finals of a contest. The investigation leads to the contestants. Launer has a new assistant. Things are heating up between and Maria and Pedro.
Four people are killed in a car accident outside a monastery who help disabled teens. The son of the driver can't let her go and Luc and staff help him let go. There is another attempt on Semmelweis's life.
A second body is found in a coffin Luc is suspected of disposing of the corpse. Pedro is convinced Luc is connected to the organ trade. Semmelweis is acting more erratically.
Luc is on the run from police desperate to clear his name and find the real murderer. Semmelweis is deranged. Pedro is searching for the connection to Luc on his own.
The discovery of a body in the forest near Anna-Maria's hometown initiates the hunt for a serial killer.
The people of Morgenthal finger the reclusive Black Coat as Susanne Gruber's killer, but Luc has other ideas.
Luc investigates the fatal fall of a talented free climber; romance is in the air for Erika.
Fabio and Luc are pulled into the case of a dead man who had been experimenting with bizarre burial methods.
Dörig takes the lead when a powerful Japanese businessman is killed in a local hotel.
A brutal murder in the Aargau countryside rips through its population; Luc, Fabio and Dörig search desperately for Anna-Maria.
Luc is drawn into a new mystery when a coffin containing a baby skeleton turns up in a local art museum.
The death of a clown leads Luc and friends to a strange circus
Luc receives a package with a human heart - another piece of the morbid puzzle he is confronting.
Anna-Maria gets in the ring to investigate a local boxing champ's suspicious suicide.
Fabio and Erika discover a mummified corpse in a local antique shop.
Luc's past comes back to haunt him as he confronts the mastermind behind the bone child plot.
A murdered gambler leads the kapo into the seductive world of a Baden casino - where luck and crash lie close together. A skydiver also fell - because she did not open her parachute. Was the dead woman under the influence of drugs? During his investigation, Luc ends up with psychoguru Mankovsky. And in his private life, Luc is finally nailing it: he wants to move in with Anna-Maria. If only that goes well ...
The mangled corpse of Schlager fan Mattu is found in a dog kennel. Was the young man's enthusiasm for his idol Rikki Bachmann fatal? With a ruse, Luc tries to gain access to the circle of psychoguru Mankovsky. But the gates to the property only open when Luc needs support in a personal crisis. Because Anna-Maria accuses him of sabotaging the move plans. And Fabio is on cloud nine: a magical creature has appeared in the institute.
A primary school pupil is run over and left lying in a wooded area near Aarau, seriously injured by the offender who escaped. The investigation leads Anna-Maria and Doerig to the rich Tobler family. Luc's undercover research with the psychiatrist Mankovsky turns out to be difficult: he lets himself be absorbed more and more by the professor. Dr. Semmelweis gets family support to analyze Mankovsky's psychological drug. And Fabio's sweetheart already seems to spurn him - Lilly doesn't give their relationship a chance.
The corpse of undertaker Liechtinger is found at the general assembly of undertakers - it looks like AGT. Liechtinger was considered a high-flyer who put his competition under pressure. And he cheated widows seeking consolation with his charm. Many have a motive for murder.
The murder of a clochard leads the Kapo to the fringes of Aarau society. The unsuspecting Vanessa fell in love with the wrong man. And Luc and Anna-Maria are on the heels of a mysterious computer specialist.
Luc, Anna-Maria and Doerig investigate a murder in the bizarre milieu of the taxidermists. And in the case of the ritual murders, Luc's solo effort stirs the investigation. Anna-Maria's new friend Anatol threatens to become the target of the murderers.
The poisoning of a doctor leads Semmelweis, Doerig and Luc to a noble private clinic, where the investigators uncover a conspiracy on a large scale. Lara and Max could be stopped shortly before their plan of revenge is complete. And Luc discovers the truth about the death of Lara's and Max's mother.
Furious finale of “The Undertaker”: Doerig has to save Anatol. Fabio falls in love with a pretty pastor, and Luc is looking for the mother of Lara and Max.