In Defender of the Flame, Turtan arrived on First Station and organized a plan to defeat the aliens and save humanity. Skyburst looks at many of the same events from the standpoint of Sky, Turtan's young protégé. In just a few years she grows into womanhood and meets momentous challenges which shape her character and test her courage and abilities.

As the great mission to attack the enemy approaches, she constantly asks herself one question: Will she be ready to face the alien peril that threatens to destroy mankind?