A human astronaut is sent by the OESI (the Organization of Earth's Special Intelligence) on an exploration mission, but their ship gets stranded in the orbit shortly following the launch, due to a malfunctioning engine. The protagonist is rescued by Granger Tinker Brin O'Keef, a member of the galactic Alliance, which fights a highly advanced mechanized race known as the Korok set to destroy all life in the galaxy. The protagonist then decides to join the Alliance and help them in their battle against the Korok.