Beloved grandmother's (Hedi Kriegeskotte) coffee grinder has been stolen! Kasperl and his friend Seppel immediately set out to catch the cunning robber Hotzenplotz (Nicholas Ofczarek). Unfortunately, they fall into the hands of the robber as well as the evil magician Petrosilius Zwackelmann (August Diehl), where they discover the beautiful fairy Amaryllis (Luna Wedler), who now also has to be freed. Will the two friends manage to put a stop to Hotzenplotz the robber?