11-year-old Rocca, a clever, creative and brave girl who lives all by herself in defiance of her teachers and the authorities has to fight to keep her independence and prove to everyone that a child also has the power to change the world.

Rocca verändert die Welt

Grump's life follows the same familiar routines: spring is here and the early potato harvest is ripening. But Grump crashes his beloved Ford Escort and the car has to be scrapped. A new, modern vehicle is no match for quality and the nearest Escort, a 1972 model, can be found in Germany. When the Grumps's sons refuse to help, he must travel to Germany alone.