Mercurius haunts the village. Dr. Malick Roth and his sister, herbalist Eda, want to capture him again, with the help of their students Sophia and Jakob.
Lars is experiencing exciting adventures again. First he discovers a sunken ship with Robby, then he drives away evil bandits and finally a strange bird appears at the North Pole: It's Caruso, the singing penguin.
A journalist from Berlin, Germany, and a Swedish lawyer discover the truth behind the sinking of the "MS Estonia" in 1994, where more than 850 people drowned.
After a long journey with new brown bear friend Lea, Lars finds his parents have become ill. While fetching medicine, Lars crosses the snow line for the first time and learns about the forest. With his parents cured, it’s time to relax until Yuri, the funny Puffin, drops in unable to fly. It’s up to Lars and his chillin’ chums to help Yuri head back to the skies where he belongs!
Anna Siebert, Sekretärin der Unternehmensberatung "Christian Hoffmann Consulting", ist in ihren Chef verknallt. Aber Christian möchte sich weder an Anna noch an eine andere Dame binden. Alle wissen das, nur Anna will es nicht wahrhaben. Während einer Betriebsfeier kommen sich die beiden im angetrunkenen Zustand doch näher und verbringen eine Nacht zusammen. Annas Glück währt nicht lange, denn ihr Angebeteter kann sich an nichts erinnern ...