Little orphan Heidi was taken high up to his grandfather's Alps, turned his back on the world. Everyone believes that the little girl is in danger and deprivation. Instead, it discovers the beauty and greatness of Nature. While Heidi feels wonderful in his grandfather Yohi's mountain cabin, little Clara Zezeman mourns loneliness in Frankfurt. And she wishes to see her radiant friend Heidi. When he goes to see her in the mountains, Clara happens the miracle...