When Nina finds out that her brother Matteo has disappeared, she and her detective friends form a search party.

Volunteer firefighter Michael Morano describes the structure of the fire department in the city of Heidelberg and shows us the equipment on board a fire engine. He then discusses the advancements in technology that help put out fires quickly and efficiently.

Madeleine continues to be blackmailed, but Nina, Emma, and Max are on the case. Meanwhile, Matteo leaves the house and runs right into the main suspect.

A blast from the past: With his single „Was soll das?" ("What's This All About?"), German musician Herbert Grönemeyer reached number three on the charts in 1988. Viel Spaß!

Bastian is the guest star at the grand opening of Ralf Richter's new Nepali restaurant. Probably not a good idea. Viel Spaß!

Despite Olaf's worries, Marie is found, and the other loose ends are tied up as well in the conclusion of this episode.

Yabla's own Cettina takes us to Majolika Ceramic Works in Karlsruhe. In part 2, we look at ceramic versions of some animals that the nobility liked to hunt.

Reporters from the German magazine Auto Bild are visiting the annual International Auto Show in Frankfurt. Here, they show us which cars were the tops and the flops - and tell us why. Schaut mal rein!

Max and Nina team up to try to figure out why their schoolmate Madeleine is being blackmailed, but the evidence has disappeared.

The pills found at the construction aren't antidepressants after all, which contradicts Ms. Sternberg's account of her husband's state of mind! Then her distraught daughter suddenly disappears.

Yabla's own Cettina takes us to Majolika Ceramic Works in Karlsruhe. Founded by Grand Duke Frederick I of Baden, they've got something special in store for the city's 300th birthday.

For dog lovers: with the coming of the European Union, the once dominant breed, the German shepherd, is falling out of favor as a K9 service animal. Höchst interessant!

The colleagues are still having trouble believing that Jannik Sternberg would have committed suicide and are becoming increasingly frustrated. Meanwhile, the ladies from the crime prevention seminar seem to have taken matters into their own hands!

Guido Cantz und Bastian have to demonstrate that they really deserve to have a drivers' license. But during the test, things end up in quite an uproar. Viel Spaß beim Zuschauen!

Jannik Sternberg's boss offers his widow a payoff, and in return his widow offers the police evidence of Sternberg's apparent suicide.