The first five fantastic episodes in She-Ra®'s epic adventures are combined in this feature film. He-Man® travels to the exotic world of Etheria on a quest to take an unusual, jewelled sword to a stranger in the unknown land. On Etheria, He-Man® is captured by Adora, Captain of the Evil Horde army. However, Adora is really He-Man's long lost twin sister, kidnapped from their homeland of Eternia as a baby by the Evil Horde. Brother and sister battle until He-Man® and the powers of Greyskull open She-Ra®'s mind to reveal her true identity.