Eirun Last Code

The year is 2070 AD. Humanity, which continued to be attacked by the mysterious monster Maris, He sacrificed a cursed child named Hexa to establish a base and survive by conducting interception battles there. And today, under the command of Shiki Kuju, Aoi Ichinose and Serentina Engvis are launching a sortie against Maris. Suddenly, an unidentified fighter appears. The person who pilots the fighter is a boy who looks exactly like the pilot in this popular anime of this world...!? (source: web-ace.jp, translated)