Yumi Ikoma and Ryou Masaoka, a pair of youngsters, were selected for a top-secret duty - to serve as the inaugural pilots of the Fafner combat units; the last hope for humanity's continued existence. The enemy is unrelenting and can read human minds, heightening the need for utmost confidentiality. The assignment is fraught with peril, and some details are classified even from the team members. The juvenile pilots are required to exhibit unparalleled courage and devout devotion to triumph in their mission, as defeat would imperil humanity's future.