Sophie, a young milliner, is turned into an elderly woman by a witch who enters her shop and curses her. She encounters a wizard named Howl and gets caught up in his resistance to fighting for the king.

After a global war, the seaside kingdom known as the Valley of the Wind remains one of the last strongholds on Earth untouched by a poisonous jungle and the powerful insects that guard it. Led by the courageous Princess Nausicaä, the people of the Valley engage in an epic struggle to restore the bond between humanity and Earth.