Join Lotte and her uncle Klaus as the two of them set off on another funny and charming animated adventure, this time in Lotte and the Moonstone Secret. In their last adventure, Klaus and his friends Fred and Ville took three stones from a secret temple. What they didn’t know is that the stones are the only way for the Moon Rabbits to get back home. While two of them, Tik and Rhiv, search for Klaus and the stones, Lotte and her uncle want to unlock the stones’ secrets. They have many adventures on their way to find Fred and Ville, during which they are followed by the two Moon Rabbits and Paul, the cat, who is also very interested in the mysterious stones.