Synopsis

When 10-year-old, enthusiastic detective Roxy, driven by her pressing thurst fir truth, moves with her mother from Luxembourg to Berlin, she falls straight into the biggest detective case of her life! Involving a million-dollar museum theft. But Roxy, who has become accustomed to being a loner everywhere, can only solve this case with the help and friendship of two other loners: Annaté, the daughter of the museum director, suffering from her parents' divorce, and the bizarre, mysterious, collector, Mr. Grindelmann, living in the apartment underneath.