Selma comes to the apartment to see if Nico accidentally took her wallet after their shopping trip. While Nico frantically gets dressed, she talks to Inga about her family.

As they consider destroying the murder weapon, Lothar, Ben, and Katja go back to the scene of Katja's father's death.

While Katja deals with the terrible news about her father's death, Lothar argues with Joe about how the situation was handled.

Nico tries on some new clothes in various sizes while the man who took his shirt walks by unnoticed.

Joe tells Katja that her father actually committed suicide. The others back at the station are unable to find out any information about what happened to the weapon that night.

Selma and Nico discover that although Nico's phone and passport are still in his bag, two pieces of clothing are gone. They plan to go into town and buy some new clothes.

Frau Starke finds a diary that reveals that her husband had an alibi, proving he couldn't have murdered Katja's father.

Nico has been wearing clothes borrowed from his new friends ever since he lost his bag. On a bakery run, he runs into Selma, who happens to be carrying it!

Everyone weighs their options regarding the suspect's wife, who remains in custody, while Nicki's father proves himself to be a very difficult person to get along with.

Katja tells her mom that the police have found the murder weapon that killed Katja's father. Meanwhile, the wife of the top suspect is brought in for questioning.

Selma and Lisa talk on the phone. Lisa is still on vacation and enjoying great weather. While they are talking, Selma makes an exciting discovery.

We see how Lisa and Selma unknowingly walked right by Nico's lost bag after it got left on the street. They were discussing Lisa's vacation plans and Selma's last trip.

While Katja, Ben, Henning, and Harry all look into the weapon that has surfaced, Lothar meets Nicki's father, who is a very difficult person.

Katja learns that the gun found on a teenager is the weapon used years ago to kill her father, who was also a cop.

Yvonne's mother seems to have her own agenda. Oskar and Tom's uncle Oskar suddenly appear at the bookshop.