Jessica is an engineering student at the University of Delaware. Her father owns a corporation that manufactures androids and bio-prosthetics. Mr. Hart is kidnapped by Cerebrocorp, a rival corporation. Jessica enlists the assistance of her android governess, Isabella, to both flee from Cerebrocorp agents and work to rescue her father. She goes from enjoying a skiing vacation at Steamboat, Colorado, with her friends to fleeing underground to escape capture. Jessica travels to an undersea laboratory in the Mediterranean Sea. She escapes with the help of Captain Natz and Commander Jamie into the Martian asteroid belt, all the time pursued by Cerebrocorp agents. Her spaceship, The Asteroid, is rescued by Captain Mike of The Declinator, a space pirate, after a fierce space battle. Meanwhile, Isabella and two other Series Twelve androids storm the Cerebrocorp headquarters, attempting to rescue Mr. Hart.
