"Heidi" is a film adaptation of the classic children's novel written by Johanna Spyri. The story follows a young girl named Heidi who is sent to live with her reclusive grandfather, Alm-Uncle, in the Swiss Alps. As she adjusts to her new life, she forms a deep bond with her grandfather and the beautiful mountain landscape. The film explores themes of family, friendship, and the importance of nature. Heidi eventually faces challenges when she is taken to the city to care for a disabled girl named Clara. The story highlights the contrast between urban life and the simplicity of rural living, ultimately celebrating the power of love and connection.