Stream Heidi Online Free – Watch Full Movie from Home at 123Movies. . Heidi, is an eight-year-old Swiss orphan who is given by her aunt to her mountain-dwelling grandfather. She is then stolen back by her aunt from her grandfather to live in the wealthy Sesemann household in Frankfurt, Germany as a companion to Klara, a sheltered, disabled girl in a wheelchair. Heidi is unhappy but makes the best of the situation, always longing for her grandfather.