When Heidi, a lively orphan girl, goes to live with her grandfather in a little hut high in the Alps she soon learns to live in perfect harmony with her surroundings, leading a carefree life with her companion, Peter, a goatherd. But her happiness is short-lived when she is sent to stay with a rich city family as a companion for the sick Clara. Ciara Jansen stars in a BBC Radio full-cast dramatisation of the classic children's story. When Heidi, a lively orphan girl, goes to live with her grandfather in a little hut high in the Alps she soon learns to live in perfect harmony with her surroundings, leading a carefree life with her constant companion, Peter, a young goatherd.