Prologue

Ichiro's plans for beating the Neuroi and putting human ingenuity to the test was granted after his death was faked. After leaving his old life behind, he made sure to develop something stronger against their enemies. While coming back to Yoshika, he sets his goal to make sure he helps in protecting by using Sky Dreadnought, humanity's newest defense against their invaders.

(Definitely an Alternate Universe of Strike Witches)