Continuing on their journey farther and farther away from home, the Little Prince and Fox land on a peculiar planet where flying machines spread terror through the towns. The Amicopes are a very talkative people, but those disquieting machines, controlled by the overseer Sahara, stop them from speaking out by taping their mouths shut! How did the young man become such a tyrant? And is a revolution really the best solution?
The asteroid Siffreo threatens to destroy the planet of the Okidians! Only the king, Okodo, can push it back into the sky with his magical powers, but he has mysteriously disappeared! Despite her despair, Okoda, the queen, doesn't seem to be in a hurry to look for him. Accompanied by Okimi, the princess, the Little Prince and Fox must defy the Snake and his Gloomies in a race against time. Will they find Okodo before it's too late?