One day a forester brings home a foundling to raise along with his daughter, and names the child Fundevogel. When Fundevogel and his daughter, Lina, were older, Lina discovered that the cook was a witch and was planning to to eat Fundevogel. She convinced him to run away with her, and by transforming themselves into a variety of objects they are able to elude capture by the cook's assitants. Finally the cook herself seeks them out, and they are able to drown her and return home.