In a future with household robots, two high school boys find a café where humans and robots mingle anonymously. As they explore this unique space, they uncover surprising truths about robots, humanity and themselves.
The boy from Planet Opernicus, Fedelico, was taught by Royger that Earthlings are evil, and so takes his pet Monster Orolaan to destroy cities on Earth.
Professor Leopold, who has appealed to stop a construction project that is destroying nature in the Basin Valley, fakes his own death; he tries to stop the construction wearing a cat mask as a disguise; Astro reveals his identity.
Astroboy visits a robot-inhabited island where gangsters attempt to loot uranium resources by enlisting the help of a robot who can transform into any shape.
The Ancient One's reappearance troubles Lady Kayura; as Ryo and Rowen seek a way into the Nether Realm to rescue their friends, they encounter a familiar face who pledges to help them.
Anubis attempts to gain Mia and Ully's trust and explains his past; Ryo and Rowen enter the Nether World in search of the other heroes; Talpa uses the energy of the captive heroes to create a new weapon.
Dala attacks Ryo and Rowen with Talpa's new sword, which allows him to use Cye, Kento and Sage's powers against them; the villains learn the full history behind Ryo's unbeatable Inferno Armor.
Badamon comes up with a plan to take control of Ryo's armor, but it requires Talpa to force his warlords to give up theirs; Lady Kayura enacts the plan, revealing another aspect of the Inferno Armor none of them knew.
Ryo rests from his taxing battle with Lady Kayura; Anubis and Mia come across something important in Mia's grandfather's research that could aid the heroes, drawing Talpa's attention to them.
The witch and assistants that Ayerton spoke of turned out to be Grandis, Sanson, and Hanson. Again united, our pals set up camp to live on the floating island.
20 years after a devastating war, an old man and a young boy named Conan live on Remnant Island; one day, Conan finds a girl named Lana on the shore; when Lana is abducted by soldiers, Conan and his grandfather must spring into action.
Conan arrives on a small island and meets Jimsy, a boy who has been living in the wild; as Conan gets to know his new friend, the ship Barracuda offers an opportunity to finally reach Industria.
Conan and Jimsy attempt to stow away aboard the Barracuda, but are caught and punished by the ship's captain Dyce; they get to work as the ship heads for Industria.
The Barracuda finally arrives in Industria and Conan and Jimsy are stunned to find it bleak and deserted; Conan races through the complex searching for Lana.
Conan and Lana are finally reunited but the villainous Lepka continues to pursue them; shocked by Lepka's brutality, Captain Dyce's allegiances begin to shift.