From Namco: It is September 23, 2010 on distant Sand Island, a small island in the Ceres Ocean that divides the two superpowers, Osea and Yuktobania. An entire military base is on red alert--the 108th Tactical Fighter Squadron intercepted an unidentified aircraft and the entire squadron was decimated. You are a fighter pilot, part of the new squadron that's been called into action to protect your nation of Osea. Now, the story begins to unfold.