From the website synopsis: The Interstellar Trade Commission has instigated Operation Abacus, the crackdown on the trafficking of illegal immigrants from Sol to the to the Outer Rim Territories. The players take the role of Colonial Marines, part of a detachment that has been deployed to the Arcturus star system. They are there to provide the muscle in one small part of the operation, stopping and searching cargo vessels entering orbit over New Tarnapol... Includes Ship Deck Plans and Location Maps