Defeat the Invader Executives! (Part One)

Gate Keepers · Episode 13 · “Defeat the Invader Executives! (Part One)”

It is Tokyo, 1969. Earth is under the attack of the "Invaders." Fortunately, though, the public is unaware of this. But to the secret orginazation, A.E.G.I.S., the threat is very real, and it is up them to stop this invasion. One day on his route to high school, Ukiya Shun observes a battle between...