Prince Lucas, his friend Clara, and Ruskin the dragon travel with a team of knights to the forest of Trellis, where they discover that an evil sorcerer's shadow has cursed the land and only someone pure of heart and full of hope can save them.
As diverse subjects of Wrenly gather from far and wide to participate in the kingdom's Grand Tournament, a rude squire declares that girls cannot be knights, which makes Clara determined to prove that she can be anything she wants as long as she works hard enough for it.