A recently colonized alien planet named Planet 220 reports a devastating attack by an unknown force and requires assistance. Alpha and Bravo teams are called in, but after enemy contact is made, the team fails to respond. The player assumes the roles of D3, a rookie pilot, as well as his commander and Charlie squadron Wing Man Nicolard Michau. Each are piloting the latest space fighter ships, the F/A-37 Strega, in an attempt to neutralize the unknown threat. However, a horrible secret hidden in the battle awaits them.
Source: Wikipedia, "Philosoma", available under the CC-BY-SA License.