Sonic is finally back!
Season Five of Sonic X kicks thins into high gear as Sonic returns home, but not before the Chaos Emeralds are released into space. Soon a mysterious Metarex appears, destroying everything in its path as it searches for the Planet Eggs , the vital f-rce of every life-sustaining planet.
Sonic and his friends are joined in their valiant fight to thwart the Metarex menace and recover the Chaos Emeralds by Cosmo, an Alien whose spaceship crashes before their eyes! But is she friend or foe?!