The Valderon Dragon Riders are fighting against the flying machines of Aguro. Freedom Force decides to intervene because Aguro has stolen the plans by traveling to the future via the Valley of Time.
Toshi meets someone his own age, Kyoto, and is challenged to enter the Forbidden Valley. After seeing Toshi transform into Super Samurai, Kyoto yearns to have similar powers.
The necklace of Osiris has been stolen from the Hall of Treasures. Soon the river Nile has dried up while strange plant creatures appear in the Valley of Toth. Isis and Hercules are joined by young King Ras in their investigation.
J. Quigley Bent saves the island of Borea from a volcanic eruption, then demands the sacred black pearl as a reward. When the Freedom Force arrives, Bent offers to join their group.