2243. America fights a brutal two-front space war against the cunning tratos and the demonic uberrans. The fighting shifts to the uberran theater of war - where the uberrans fight with stealthed spaceships that cannot be detected by the American fleets. America desperately wants to send medical supplies and fuel to Menmoch and Savoria, two crucial star systems being fought over by the uberrans and America's allies, the Quintessence, an alliance of aliens dedicated to peace and harmony. Starfleet Interdiction's goal is to traverse the long empty space between Earth's Sol system and those systems - through dangerous territory with countless threats in a desperate attempt to give America's allies a fighting chance...