The Super Friends engage in a space battle when Wonder Woman receives a telepathic message from Aphrodite to help save a planet. Hera, envious of Aphrodite’s praise for mortals, convinces Zeus to test the heroes against mythological demons. Batman and Robin face a Sphinx, Aquaman guards the golden fleece, Superman fights a minotaur, and Wonder Woman battles Medusa. The Wonder Twins turn to stone after seeing Medusa, but Gleek helps free them. By the end, the Super Friends prove worthy of Aphrodite’s praise.