"Child Burial". Anker's painting Kinderbegräbnis sits at the core of Season 5's mystery. A child's skeleton is placed in front of the painting, but the motive is obscure. Fabio and Luc have a hard time managing business with Erika away.
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.
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.
"Repartee". An amateur boxer falls to his death and lands on top of a garbage truck. Sebastian is on the run. Irene encourages Luc in the search for her daughter.
"Last move". Erika and Fabio go to fetch a body from an antique shop, but are surprised too find more than one. With Luc occupied with the Das Kinderbegräbnis affair, they must solve the mystery on their own.