Princess Adora raises her magic sword and becomes She-Ra, the most powerful woman in the universe, to aid her friends in defeating the Evil Horde so their planet Etheria can be free.
She-Ra, He-Man's twin sister, is leading a group of freedom fighters known as the Great Rebellion in the hope of freeing their homeworld of Etheria from the tyrannical rule of Hordak and the Evil Horde.