Who doesn't love the arrival of spring? Here’s a song to chase away the winter and welcome the beautiful season of renewal. The original lyrics are by Hoffmann, and sung here by Caroline Tudyka.

After Schotty finishes cleaning up the professor’s grisly remains, he goes to ask out the friendly receptionist – but then he suddenly has a revelation about what actually transpired at the lab.

As Mr. Ellwanger gets caught in the act, Henning decides to meet up with Rosa after all. But then Rosa's father turns up unexpectedly...

If you ask questions, you'll get answers — and you'll be conversing in German in no time! In this video, you'll get to know the German question words, which Eylin will also introduce with sample sentences.

"Kuckuck, Kuckuck, ruft's aus dem Wald" (Cuckoo, Cuckoo, Calls from the Woods) is a children's song written by the German poet August Heinrich Hoffmann, also known as Hoffmann von Fallersleben. The song is about the arrival of spring and the call of the cuckoo.

Heidi and Peter manage to trick Karl and Theresa into telling them where Peter’s treasure chest is hidden. They bring the chest back to the tree house. But someone has been spying on them!

Scotty's philosophical monologue continues, and he begins questioning the meaning and usefulness of emotions, all while E.M.M.A. listens patiently. Then the receptionist returns to the lab, attracting his attention…

Before Lothar can confront Ms. Kuppers, she sends him and Nikki to check on Mr. Würfelkrütz, where something is amiss. Meanwhile, Rosa realizes that the seriousness of her allegations and tries to contact Henning.

The coronavirus pandemic has hit retailers particularly hard. Wiesbaden's "StadtMomente" campaign aims to attract more foot traffic to the city center in order to keep shops afloat.

This satirical commercial for the made-up company TOYtschland takes a critical look at Germany's arms exports to nations embroiled in conflicts outside of the EU.

E.M.M.A. proves to be an excellent listener. With a few very focused questions, she gets Schotty rambling about human emotions in general, and his relationships in particular.

Rosetta tells us about what she learned during her first year studying comet 67P/Churyumov-Gerasimenko — and Philae, asleep on the comet itself, finally wakes up from his hibernation!

In the rap ballad "Tears of Kohl" (referring to the eye makeup), the German pop singer Céline addresses the pain of separation and lovesickness.

Lothar and Nicki find their suspicions about Commissioner Küppers confirmed. Meanwhile, Rosa's father shows up unexpectedly at the family home.

While Schotty cleans up the crime scene, E.M.M.A. gets him talking.... and laughing! She cleverly engages him in a conversation about his exes.