In the Kingdom of Cloister, Jack, a young farm boy, is fascinated by the legend of Erik, an ancient king who defeated an army of invading giants from a realm in the sky by controlling them with a magical crown. At the same time, Princess Isabelle becomes fascinated with the same legend. Ten years later, Jack goes into town to sell his horse to support his uncle’s farm. There, Jack spots Isabelle and develops a crush on her, after defending her honor from a group of thugs. Meanwhile, Lord Roderick returns to his study, only to find that a monk has robbed him. The monk offers Jack some magic beans he stole from Roderick as collateral for Jack’s horse. Back at the castle, Isabelle quarrels with her father, King Brahmwell, as she wants to explore the kingdom, but he wants her to stay and marry Roderick. Likewise, Jack’s uncle scolds him for being foolish before throwing the beans on the floor and leaving the house….