Jim Atkins and Ali Mukbar are tasked to be Close Protection for Princess Clyra on a Diplomatic Mission to the warlike Sintar System. They find themselves not only battling Sintars, Jano Dagar and mammoth flesh-eating 'Crabs', but joining in a desperate life-saving mission as the Sintar sun is about to go nova. (The third SPACE REBELS adventure: Space Rebels; Warriors of Kharlor; Operation Sintar).