Earth is attacked by an aggressive alien race known as the Drak-Sai. The aliens use their powerful weapon, the Sun Dagger, to initiate a supernova in the sun. The player must pilot their ship across four planets and ultimately destroy the Sun Dagger to prevent further destruction.

Earth is attacked by an aggressive alien race known as the Drak-Sai. The aliens use their powerful weapon, the Sun Dagger, to initiate a supernova in the sun. The player must pilot their ship across four planets and ultimately destroy the Sun Dagger to prevent further destruction.