A human hero invades an alien planet after his wife and son are abducted by galactic slave traders. Yarthgo, the only human being living on Astral East is held prisoner in an alien prison at Terron 3. He steals Supreme Commander Bel's Starbird saucer and then escapes. Evil Queen Agnes kidnaps Yarthgo's son Rath and exiles the child's mother to Outer Thelo. Yarthgo and his heroes liberate Thelosian citizens who have been imprisoned for minor crimes. Lady Agnes steals the crown jewels but crashes her royal saucer and meets her demise. Helen becomes the new Queen. Yarthgo returns hybrid heroes to Ondid Island only to discover that aliens have devastated the aquatic compound. Queen Helen orders her Space Guard to annihilate the Krieas and destroy Wedno dome. Our hero must travel across the Milky Way using a 'Miraculous Time Bender' to rescue his parents who are marooned on the Fire Planet. Starbird arrives in the Western Hemisphere. Extreme turbulence nearly disintegrates Yarthgo's ship as it makes a perilous descent through a burning atmosphere above the Fire Planet. Yarthgo finds his parents MIKAL and NAKITA BARCEL barely alive and meets a vaporized scientist named DR. HECTOR BENSUN who communicates through a machine he has invented called the SERVO MATRIX. Yarthgo and his parents accompanied by Dr. Bensun transport to the Starbird. The ship accelerates away from the melting Fire Planet, which is entering a worm hole.