The ancient monster Moon Ghost comes to Earth to devour humanity, and one young woman holds the enigmatic key to stopping his malevolent rampage of doom.

Upon returning to earth, a withdrawn woman named Melody hires an oddball private eye to track down the man who helped her escape from an alien zoo on Neptune. Or maybe it was Pluto.

Carrie and Jess, a couple of rad besties, take a vacation to the Beach Planet, but their plans are interrupted when they encounter the heinous Space Queen, who's using a portable black hole to usurp power from the President of Earth.