The action heats up as Ryan and Koriah, the Galactic Defender, meet up with a band of infiltrating revolutionaries intent on helping them escape Baron Karzas iron grip. Besieged by a troop of Harriers, the group is forced under the streets of echopolis where they make a shocking discovery! Meanwhile, Acroyear and Knave, released from the IsoPen by an unknown benefactor, are discovered and forced to fight for their lives. And what does the inert Micronaut probe have to do with the resuscitation of the deadly automaton called Biotron?