12-year-old Florian and his beloved dog Lassie live in an idyllic village in the German countryside. When Florian's father loses his job, the family have to move into a small apartment where there are no dogs allowed. Lassie is given away to another family, but Florian and Lassie yearn to be reunited again so Florian sets out on an adventure to find his best friend.

An American filmmaker travels to modern day Berlin to make a film based on a real-life incident from 1942 in which 13 Jewish prisoners from a concentration camp were promised freedom if they appeared in a German propaganda film. Unfortunately, the Germans lied. The psychological process undergone by the modern filmmaker while shooting the story provides the basis of this arty and challenging film.