The villainous Commander Borf has attacked Ace with the 'Infanto Ray,' a weapon that transforms him into an adolescent version of himself, and kidnaps his girlfriend Kimberly. It is up to Dexter - Ace's younger incarnation - to rescue Kimberly and prevent Borf using the Infanto Ray to conquer Earth. Space Ace dominated the video arcades and now see it dominate your local retailer!