In the planet Antar, diabolical Ratam takes the power after the emperor's death. All dominate forcing the children to the slave work. Maintained inside of the palace, the Princess Xeron thinks that all are happy. Outside, the princes Mussaim, Zacaling and Dedeo join to the Horseman Without Name to combat Ratam and to free the children. They get to speak with the princess and, counting with her help, they form an army of children to free the planet of the forces of the evil.