It's 2199 and radiation from Gamilon bombing threatens to destroy life on earth. Space cruiser argo races against time - to find the planet Iscandar for advanced technology that will reverse the deadly contamination. Aboard the Argo, Derek Wildstar and Mark Venture wage a private war; Sandor turns out to be a Cyborg; Captain Avatar is dying from radiation poisoning but ship's doctor Sane keeps him going. A robot called IQ-9 has a strange sense of humor and radar operator Nova falls in love with Mark.