[Machine Translation] The British Air Force's first combat aircraft carrier, the "Ark Royal," which was now mostly out of service and assigned to officers who had caused problems, received an emergency order to go into action. A colony planet in a remote star system had been attacked and destroyed by a mysterious alien battle cruiser. A fleet of state-of-the-art battlecruisers, which had been sent to intercept the attack, was annihilated by the fearsome enemy firepower. The 70 year old captain, who holds the title of "Sir", makes full use of his wits to boldly confront the mighty alien fleet with his 70 year old ship!