Sophie, a quiet girl working in a hat shop, finds her life thrown into turmoil when she is literally swept off her feet by a handsome but mysterious wizard named Howl. The vain and vengeful Witch of the Waste, jealous of their friendship, puts a curse on Sophie and turns her into a 90-year-old woman. On a quest to break the spell, Sophie climbs aboard Howl`s magnificent moving castle and into a new life of wonder and adventure. But as the true power of Howl`s wizardry is revealed, Sophie finds herself fighting to protect them both from a dangerous war of sorcery that threatens their world.