 Prior to Kal-El being sent from the Planet Krypton prior to its destruction, Jor-El sent the boy s beloved dog, Krypto, up first as the passenger of a test rocket. However, an accident sent the dog into suspended animation until his rocket arrived at Earth, years after Kal-El s arrival. Gaining the standard Kryptonian powers in the planet s yellow sun environment, Krypto soon gets adopted by a lonely boy, Kevin Whitney with the personal permission of Superman. Now together with new found allies, Ace The Bathound and Streaky the Supercat, Krypto fights the forces of evil which include the animal companions of Lex Luthor and The Catwoman.