South Korean Navy Special Forces, Captain Jang Hak-soo and 7 members of the KLO (Korean Liasion Office) unit disguise themselves as a North Korean inspection unit and infiltrate the North Korean army command center in Incheon. Their mission directives from Gen. MacArthur are: 1. Recon enemy forces in Incheon and secure the mine chart, 2. Kidnap 'Ryu Jang-choon,' the second highest ranking officer in the North Korean command center, to acquire intel on the naval mine location and 3. On D-Day, light the Palmido light house as a signal to the main UN forces.