In the year 2025, a war breaks out between humans and a hostile alien race, and 16-year-old Lucia and the rest of the starfighter pilots in the Earth Federation must join the battle. When Lucias father, Ken, is kidnapped by the aliens, Lucia decides to take action and hijacks a brand-new prototype starfighter, the Gley Lancer, in order to try to save her father. In this side-scrolling shooter, step into the cockpit of the Gley Lancer as Lucia, rescue your father, and destroy the evil aliens that are bent on destroying the human race!