Young Sophia is cursed by a witch; she lives in the body of an old woman. And now, when the city is evacuated, the country is on the brink of war, the girl runs away from home. She wanders through the endless hills and one day she meets the mysterious walking castle of the sorcerer Howl. He is young and handsome, she is old and kind. Soon the sorcerer and the girl find a common language. Perhaps they can save each other without knowing it.