Wendt finds a way to change Greta's testimony. Nyssen's aide asks bank clients about their stock purchases. A casting call is held to replace Betty.

Rath, Charlotte and Böhm attend Rot's mysterious event. Nyssen visits Helga, who questions her recent actions. Greta returns to court for sentencing.

Nyssen finds a way to get his mother's money. Rath learns who Helga's benefactor is. Marie-Luise Seegers approaches Katelbach's landlady with an offer.

Desperate to find Weintraub, the police consult a psychic. Toni's job takes an unexpected turn. Moritz's association with Horst puts him in danger.

Evidence from Krempin's home reveals his and Rot's interest. A neighbor gives Charlotte something her mother left. Gräf accesses the Benda case file.

Nazis storm Tempo's office in search of Katelbach. The name list leads Rath to identify the men behind Benda's murder. Charlotte catches Vera in a lie.

Rath hits an unexpected snag while investigating the Benda case, and later tracks down the movie set gaffer. Charlotte is visited by her older sister.

Rath picks up Richard for a lineup. Ullrich finds a hair in a locket Tilly wore. Nyssen presents a proposal to Gen. Seegers. The Phantom strikes again.

Litten faces a setback in appealing Greta's conviction. Wendt talks economics with Gen. Seegers's daughter. An unconscious Weintraub is forced to talk.

Benda's widow gives Wendt a piece of evidence. A crisis bonds Helga and Nyssen. Fingerprints are found on the knife, but Charlotte notices an oddity.

Litten remembers a legal loophole that could save Greta's life. Charlotte visits the inn mentioned in her mother's love letters. Wall Street crashes.

In urgent need of money, Charlotte enters a lucrative dance marathon; Councillor Wendt pitches his plans to Nyssen; Rath visits Stennes in prison.

An associate of the Armenian is released from prison. An act of sabotage kills an actress during filming. Helga secretly visits a doctor, as does Rath.

Abraham Goldstein arrives in Berlin as the secret organisation White Hand passes a verdict on a criminal; Rath investigates a boxing match.

As a dead man on a park bench in the Tiergarten grabs the attention of the homicide squad; Toni gets caught; Charlotte makes a terrible decision.

Rath brings Moritz to the castle; Charlotte tells a lawyer about the deaths among street children; Goldstein takes drastic measures.

Rath is celebrated for his supposed coup; Charlotte meets a boxer; Stennes plots a coup against Hitler; Goldstein learns the truth about the diamond.

As Rath takes part in a risky experiment, a brutal gang war breaks out in Berlin; widow Behnke tries to help Katelbach; Toni finds herself in danger.

Widow Behnke kicks off her high-stakes rescue plan; Stennes instigates a hall battle in the Moka Efti; Charlotte makes a secret observation.

Weintraub investigates boxing match betting fraud; Rath confesses to Charlotte, who asks him to find out more about Benni's death.

The SA and SS face each other in the Stennes Putsch; Wendt wants the police to intervene; Toni meets an ally.

As an SA squad marches through town, Charlotte is called to a crime scene; Nyssen throws a huge party with Helga and makes an important announcement.

Malu Seegers and Dr Völcker pursue a deadly plan; Charlotte makes a terrible discovery; Helga tries to escape from her kidnappers.

Despite Gennat's doubts, Rath organises a meeting with all of the wrestling club bosses; Malu rethinks her plan; Esther looks for work as a musician.

In 1929, a freight train traveling from the Soviet Union is hijacked. Meanwhile, Chief Inspector Gereon Rath from Cologne pursues a mission in Berlin.