Juri suspects that his current girlfriend Sybille may have once betrayed him and his former girlfriend Katharina to the Ministry for State Security. Katharina is given an old Stasi file in which an IM "Gänseblümchen" is mentioned - Gänseblümchen is also Sybille's nickname and Katharina and Juri were once betrayed to the State Security before Juri's escape from the GDR because of a song critical of the system. Juri continues to have problems with his dementia-stricken father, who this time runs away from home and gets lost in the Thuringian Forest, where Juri and Katharina search for him and become closer.

Driven by the thought of being the father of Paul, the eldest son of his childhood friend Katharina, Juri Hoffmann stays in his hometown Eisenach instead of returning to his adopted country Canada. In fact, it turns out that Juri is Paul's father and Paul, who has just opened his own medical practice in Eisenach, reacts very disturbed to this information. Juri continues to have problems with his dementia-stricken father, who barricades himself in his house because he imagines the danger of an "imperialist invasion".

A politically sensitive murder forces two disparate detectives into a battle with the Berlin underworld and a confrontation with their own corruption.

Shows the interaction between Hamburg police officers and paramedics.

SOKO Leipzig is a German police procedural television programme, a spin-off of the earlier German police programme SOKO 5113. It was first broadcast on 31 January 2001, on German television channel ZDF. On 12 November 2008, the first part of a two-part crossover between SOKO Leipzig and British police procedural The Bill was aired, with the same version being shown on both ZDF and British television channel ITV1.