After a wolf had killed a sheep in their village, 12-year old Roland and his friend Hugo keep track of the predator. Roland wants to build a trap to capture the wolf alive. His father, on the other hand, wants to kill the animal with the hunting collective. Thus, father and son become rivals. Whereas his father takes leave from his job to lie in wait for the wolf, Roland ditches school and tinkers with his trap.

The merchant's daughter Constanze, begs her father to ask a lion for a favor. Her father approaches the lion who agrees to his request with one condition: that he send the first person he meets upon his return home to the lion's den. It is Constanze. Against her father's will she goes to the lion and discovers that he is an enchanged prince and that only a woman's love can release him from the spell.